in simple harmonic motion, when is the speed the greatest? (there could be more than one correct choice.) question 2 options: when the magnitude of the acceleration is a maximum when the displacement is a maximum when the magnitude of the acceleration is a minimum when the potential energy is a maximum when the potential energy is a zero
Answers
The correct choice is "when the displacement is a zero". In simple harmonic motion, the speed is greatest when the displacement is zero, i.e., at the equilibrium position.
In simple harmonic motion, the speed of an oscillating object is the greatest when the displacement is zero, and the magnitude of the acceleration is zero. This occurs when the object passes through its equilibrium position.
At this point, the potential energy is at its minimum and the kinetic energy is at its maximum. As the object moves away from the equilibrium position, the potential energy increases while the kinetic energy decreases, resulting in a decrease in speed.
As the object approaches the maximum displacement, the potential energy is at its maximum while the kinetic energy is at its minimum, resulting in a decrease in speed. Therefore, the speed is greatest when the object passes through its equilibrium position.
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Related Questions
Why do we feel the force of gravity from the Earth but we don’t feel the force of gravity from the moon?
Answers
Answer:
The gravitational force on the moon is less than on Earth because the strength of gravity is determined by an object's mass. The bigger the object, the bigger the gravitational force. Gravity is pretty much everywhere. We just feel it in different ways depending on our state of motion.
Explanation:
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(NO LINKS!!! Please) Answer accurately and ill give brainliest!! :D
When there are equal forces from opposite directions acting on an object, the forces are said to be which of the following?
A} Positive
B} Negative
C} Balanced
D} Gravitational
Answers
Answer:
B.Negative
Explanation:
opposite directions
a ball is kicked upward with an initial velocity of 56 feet per second. the ball's height, h (in feet), from the ground is modeled by h
Answers
The ball's height from the ground is 2.85 feet
Calculation and conceptV = 0
u= 56 feet/ second
h =?
h =\(\frac{u^2}{2g}\) = \(\frac{56}{2*9.8}\) = 2.85 feet
The concept of motion under gravity
When an object moves, it is said to be in motion under gravity since gravity has an impact on the object’s vertical motion.
GRAVITY is the force that pulls things downward. In actuality, gravity pulls objects toward the Earth’s center.
What is the motion under the gravity equation?Consequently, v=gt is the equation of motion.
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The location of magnetic north changes over time in its relation to true north. This angular difference between magnetic north and true north is called.
Answers
Declination. As you can see, the position has a significant impact on the compass's direction. Declination, which is measured in degrees on your map and represents the angle between magnetic north and true north.
The compass does not always point precisely toward geographic north on the surface of the Earth. An angle known as "declination" describes the compass's departure from true north (or "magnetic declination"). If you were to stand at the north geomagnetic pole, your compass would be held horizontally as usual and would not have a preference to point in any specific direction. The same would be true if you were to stand at the south geomagnetic pole. The north-pointing end of your compass would point up at the south geomagnetic pole if you were to hold it on its side, and it would point down at the north geomagnetic pole.
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the natural radioactivity is done by(controlling the nuclear energy-no ability to control the nuclear energy-both of them)
Answers
Answer:
Nuclear power plants are fueled by uranium, which emits radioactive substances. Most of these substances are trapped in uranium fuel pellets or in sealed metal fuel rods. However, small amounts of these radioactive substances (mostly gases) become mixed with the water that is used to cool the reactor.
the scientist, who invented the first incandescent light bulb and who, at one point, had a monopoly on the electrical power delivery was ______.
1. Wilhelm Roentgen
2. George Westinghouse
3. Thomas Edison
4. Relay Switch
Answers
Thomas Edison invented the first incandescent light bulb and, at one point, had a monopoly on the electrical power delivery. Correct option is 3.
Thomas Edison was an American inventor and businessman who is best known for his development of the incandescent light bulb. He began working on the light bulb in 1878 and by 1879, he had developed a bulb that could burn for several hours. Edison went on to improve the design of the bulb and also developed a system for delivering electrical power to homes and businesses, which he called the Edison Electric Light Company.
At its height, the Edison Electric Light Company held a monopoly on the electrical power delivery industry, which allowed Edison to control the distribution of electrical power to homes and businesses. This monopoly lasted for several years until the arrival of competitors, such as George Westinghouse, who developed an alternative system for delivering electrical power.
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The application of 16 Newtons of force to an egg results in the egg accelerating at 68.6 m/s^2 what is the mass of the egg? Round to the nearest hundredths
Answers
The mass of the egg = 0.23 kg
Explanation:The force, F = 16 N
The acceleration, a = 68.6 m/s²
The relationship between the force (F), acceleration (a), and mass (m) is:
F = ma
Substitute F = 16, a = 68.6, and solve for m
16 = 68.6m
m = 16/68.6
m = 0.23 kg
The total number of protons and neutrons in an atom's nucleus is called 5
Answers
Answer:
what is the question please?
In the absence of air resistance, a ball of mass m is tossed upward to reach a height of 20 m. at the 10 m position, halfway up, the net force on the ball is?
Answers
On the ball, there is mg of net force.
How would one describe air resistance?Air exerts a force known as air resistance. The force works in the opposite direction of an object traveling through the air. While a sports vehicle with a streamlined design will encounter reduced air resistance and experience less drag, the automobile will be able to move more quickly than a truck with a flat front.What Causes Air Resistance?Air resistance, also referred to as "drag," is a force brought on by air. When air specks collide with an object's front, it slows down. The more air particles that impact the object and the larger its surface area, the more resistance it faces.
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Help me plsss aleast with the ones u know I neeed helpp plsss
Answers
A. The research question is Does the new drug developed by Acme Labs cure headaches?
B. A hypothesis is "The new drug effectively cures headache in people diagnosed with headache.
C. In the experiment, The independent variable is the treatment the participants receive. The new drug for Group A and the placebo for Group B. The dependent variable is the pain rating measured in the clinic once per week.
What more should you know about the experimental and control group in research?In this research, the experimental and control groups in this study are similar given to the fact that both group are made up of people who have been diagnosed with headaches. Also, all of them have their pain rating measured in the clinic once per week.
The experimental group is group A since they are the ones receiving the new drug. This group will help the researchers to truly to assess the effectiveness of the drug, which is if it cures headache effectively.
The control group is group B because they are receiving a placebo. This group is used as a baseline or standard to compare the results of the experimental group to. If it shows that their headache has been cured, it would be because of something else other than the drug.
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4) Matt moved a 8N ball a distance of 5 m. What was the
amount of work done?
Answers
Answer:
40joules
Explanation:
Work done = force × distance
Therefore 5×8=40
Work done is 40 joules
20 coulombs of charge pass a given point in a conductor in 5.0 seconds. Determine the
current in the conductor.
Answers
Current in a conductor= 20/5.0 =4.0 ohms
A tone i thrown traight up. After three econd it reache the dropping point again. Find out how high it wa yeterday
Answers
H=132.3m and U=29.4ms−1 are height and velocity respectively.
What is motion?
Motion is a change in position of an object over time. It occurs when an object moves from one point to another. Motion can be described in terms of displacement, distance, speed, velocity, and acceleration. Motion can also be described using Newton's laws of motion which state that an object in motion will remain in motion unless acted upon by an external force. Motion also describes the motion of particles in a fluid or gas, as well as the motion of waves in a medium. Motion is an essential part of the physical world and is essential for understanding the fundamental laws of nature.
Motion in a straight line
Let,
u = Initial velocity of stone
H = Maximum height attained by the stone
v = final velocity at maximum height = 0
t = time taken to attain maximum height = 3s
a=−g= acceleration due to gravity
a. We know that,
V=u+at
0=u−g×3
U=3g=3×9.8ms−2
U=29.4ms−1
b. From the equations of motion, we know that,
S=ut+ ½ a t2
H=29.4×3+½ * 9.8 *32
H=88.2+44.1
H=132.3m
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when light passes through a prism of glass, the
Answers
C) Refraction alters the directions of various colours or light wavelengths.
Light enters a prism through one face and is refracted as it passes through the glass. The refracted light bends at different angles for different colors or wavelengths. The different colors are then split apart and exit the prism at different angles, creating a spectrum of colors.This occurs because the glass of the prism has different refractive indices for different wavelengths of light. As a result, when white light passes through the prism, the different colors of light refract at different angles, creating a rainbow of colors. The different angles of refraction cause the light to spread out, creating the visible spectrum of colors.
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complete question:When light passes through a prism of glass,
A) the prism absorbs colors from different parts of the broad beam coming out of the prism, leaving the complementary colors that we see.
B) different colors are caused by multiple reflections within the prism and the resulting interference between the beams.
C) refraction changes the directions of different colors or wavelengths of light.
D) the prism adds colors to different parts of the outgoing and broadly scattered beam.
What are the x / y-components? I'd also like a step-by-step explanation please.
Answers
The x and y component of the vector are -18.32 m and 3.23 m respectively.
What are the x and y components of the vector?The x and y component of the vector is calculated by applying the following formula.
Bx = B cosθ
By = B sinθ
where;
B is the magnitude of the vectorBx is the x componentBy is the y componentθ is the angle of the vector measured above x axisThe vector is located in negative x direction but positive y direction.
The angle of the vector from x axis = 90⁰ - 80⁰ = 10⁰
Bx = B cosθ = -18.6 m x cos ( 10 ) = -18.32 m
By = B sinθ = 18.6 m x sin ( 10 ) = 3.23 m
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If a body gains 360 electrons, what is its electric charge?
Answers
Answer:
5.76×10⁻¹⁷ C
Explanation:
An electron has a charge of 1.6×10⁻¹⁹ C.
360 × (1.6×10⁻¹⁹ C) = 5.76×10⁻¹⁷ C
in an experiment searching for the photoelectric effect, an incident beam of green light did not eject any electrons from a metal. in order to eject electrons, the experimenter should
Answers
Increase the frequency of the incident light. The photoelectric effect occurs when light of a sufficient frequency strikes a metal and frees electrons from the metal's surface. The energy of the incident photons must be greater than the energy required to remove the electrons, known as the work function. Thus, increasing the frequency of the incident light will result in higher energy photons, increasing the likelihood of electron ejection in the photoelectric effect.
The kinetic energy of the photoelectrons that are released will grow as the light amplitude increases, according to the wave model of light, yet the measured current will increase as the frequency increases. In contrast to expectations, studies revealed that raising the light's frequency and amplitude raised the current and the photoelectrons' kinetic energy, respectively.
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A block of mass 5kg is moved from position A to B as shown above The speed of the block is 12 m/s at A and 5 m/s at B. What is the work done by friction on the block as it moves from A to B.
Answers
Answer:
-220 j
Explanation:
A meterstick moves past you at great speed. Its motion relative to you is parallel to its long axis. Part A If you measure the length of the moving meterstick to be 1.00 ft (1 ft 0-3048 m)-for example, by comparing it with a 1-ft ruler that is at rest relative to you- -at what speed is the meterstick moving relative to you? Express your answer with the appropriate units.
Answers
Therefore, the speed of the meterstick relative to us is 2.88 x 10^8 m/s (to 3 significant figures)
Part A
We have, Length of meterstick = 1.00 ft
= 0.3048 meters
Let the speed of meterstick be v.
When the meterstick is at rest, its length is 1.00 ft.
When it is in motion, its length appears shortened.
The equation for this relationship is:
L'=L (1-v²/c²)^(1/2)
where L is the rest length of the meterstick, L' is its length when in motion, v is its velocity, and c is the speed of light.
A meterstick moves past you at great speed. Its motion relative to you is parallel to its long axis. Hence, there is no length contraction in the perpendicular direction, only in the direction of motion.
So, we can use the above equation with v as the speed of the meterstick along its length.
Therefore:
L' = L (1-v²/c²)^(1/2)0.3048
= 1.00 (1-v²/c²)^(1/2)(1-v²/c²)
= (0.3048/1.00)²v²/c²
= 1 - (0.3048/1.00)²v
= c (1 - (0.3048/1.00)²)^(1/2)
Speed of the meterstick relative to us is given by v = c (1 - (0.3048/1.00)²)^(1/2).
The speed of the meterstick relative to us is 2.88 x 10^8 m/s (to 3 significant figures)..
Here, we used the equation:
L'=L (1-v²/c²)^(1/2)
where L is the rest length of the meterstick, L' is its length when in motion, v is its velocity, and c is the speed of light.
In this equation, L and L' are given as 1.00 ft and 0.3048 meters, respectively.
By substituting these values, we obtained:
(1-v²/c²) = 0.3048²/1.00²
Thus, we could solve for v, the velocity of the meterstick, using:
(1-v²/c²) = 0.3048²/1.00²v²/c²
= 1 - 0.3048²/1.00²v
= c(1 - 0.3048²/1.00²)^(1/2)
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Please help!!!
If a bottle is being squeezed with a force of 10 Newtons and the area of the bottle is 15
inches. What is the pressure??
Answers
question: Please help!!!
If a bottle is being squeezed with a force of 10 Newtons and the area of the bottle is 15
squared inches. What is the pressure??
Answer:
1025.64 N/m²
Explanation:
Pressure: This can be defined as the ratio of force to area. The si unit of pressure is N/m².
From the question,
P = F/A........................ Equation 1
Where F = Force, A = Area.
Given: F = 10 Newtons, A = 15 Squared Inches = (15×0.00065) = 0.00975 m²
Substitute these values into equation 1
P = 10/0.00975
P = 1025.64 N/m²
Hence the pressure of the bottle is 1025.64 N/m²
Answer:
0.66 psi
Explanation:
how does add it in enhance the rate of reaction ? explain in short.
Answers
Reactant concentration, the physical state of the reactants, and surface area, temperature, and the presence of a catalyst are the four main factors that affect reaction rate.
016 (part 1 of 2) 10.0 points
A neutron in a reactor makes an elastic headon collision with the nucleus of an atom initially at rest.
Assume: The mass of the atomic nucleus is
about 11.1 the mass of the neutron.
What fraction of the neutron’s kinetic energy is transferred to the atomic nucleus?
017 (part 2 of 2) 10.0 points
If the initial kinetic energy of the neutron is
4.2 × 10−13 J, find its final kinetic energy.
Answer in units of J.
No Rounding
Answers
(a) The fraction of neutron's kinetic energy transferred to the atomic nucleus is 0.09.
(b) The final kinetic energy of the neutron is 3.82 x 10⁻¹³ J.
What is the final velocity of the atom?The final velocity of the atom is calculated by applying the principle of conservation of linear momentum as follows;
initial momentum of the neutron = final momentum of the atom
m₁u₁ = m₂u₂
where;
m₁ is the mass of the neutronu₁ is the initial velocity of the neutronm₂ is the mass of the atomic nucleus u₂ is the final velocity of the atomic nucleusThe mass of the atomic nucleus = 11.1 m₁
u₂ = m₁u₁ / m₂
u₂ = m₁u₁ / (11.1 m₁)
u₂ = 0.09u₁
The initial kinetic energy of the neutron is calculated as;
K.Ei = ¹/₂m₁u₁²
The final kinetic energy of the atomic nucleus is calculated as;
K.Ef = ¹/₂m₂u₂²
K.Ef = ¹/₂(11.1 m₁)(0.09u₁)²
K.Ef = 0.09 (¹/₂m₁u₁²)
K.Ef = 0.09 (K.Ei)
The fraction of neutron's kinetic energy transferred to the atomic nucleus is calculated as;
= 0.09 (K.Ei) / K.Ei
= 0.09
= 9 %
The final kinetic energy of the neutron is calculated as follows;
K.E.f (neutron) = (1 - 0.09) x (4.2 x 10⁻¹³ J)
K.E.f (neutron) = 3.82 x 10⁻¹³ J
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suppose you are standing on your bathroom scales and observe its reading. now suppose you put you hand on top of a nearby counter and push down on it. how will the scale reading change?
Answers
When you stand on your bathroom scales and observe its reading, now you suppose you put your hand on top of a nearby counter and push down on it. The scale reading will decrease.
When you stand on a scale, it displays the weight on your body. The force applied by your body and your body's mass determine the scale reading. The scale reads the weight, not mass. The bathroom scale employs the normal force on your body. The weight of your body applies to the ground. The force that the ground exerts on your body equals the weight.The force acting on the scale in an opposite direction is your weight force. If you put your hand on a nearby counter and push down on it, you apply an external force to the ground. So, the force exerted by the ground will also increase, causing the scale's reading to decrease.
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the volume of matter is due mostly to its electrons. protons. both of these
Answers
The volume of matter is primarily due to its electrons and protons.
Correct option is C.
Electrons are an essential element of all atoms, and contribute significantly to the overall volume of all matter. Protons are also essential elements of all atoms, and contribute to the overall volume of matter as well. Responsibility for the majority of the volume of matter lies with the electrons.
Electrons are negatively charged particles that are much smaller than protons. While electrons occupy the space in the atoms, protons are responsible for maintaining the atoms stable due to their positive charge. As such, electrons and protons both play an important role in maintaining the overall volume of matter.
Moreover, neutrons, which are located within the nucleus of atoms, also contribute to the overall volume of matter as they are needed to balance the positive charge of protons. In conclusion, electrons and protons are responsible for the majority of the volume of matter, as they are the essential elements that constitute atoms.
Correct option is C.
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Correct question is :
the volume of matter is due mostly to its
a. electrons.
b. protons.
c. both of these
d, none
Study the velocity vs. time graph shown.
What is the displacement of the object from 2 seconds
to 6 seconds?
4 m
8 m
16 m
24 m
Answers
did you know that when your heart stops you die? because i didnt even know till now thats crazy
Answers
Answer:
Kaboom daddy
Explanation:
Answer:
Crazy
Explanation:
Who was known for being a pilot and an astronaut that walked on the moon?.
Answers
Answer:
Neil Armstrong was the astronaut
A plumber uses a spanner on a tap. She puts a force of 200N on the spanner 30cm from the tap. What is the size of the moment?
Answers
Answer:
60Nm
Explanation:
Given data
Applied force= 200N
length of spanner= 30cm to meter
= 30/100= 0.3m
We know that the formula for the moment is
P=Fl
that is
P= force * length
P= 200*0.3
P= 60Nm
Hence the moment is 60Nm
an engineer is developing a conveyor belt to help move heavy boxes in factories. The device should be able to move boxes from the first floor to the second floor of a factory. The engineer is building a full- sized model to test her design.
Answers
Answer:
This conveyor belt should be connected to fixed pulleys in case their total effort is less than the load. But if it's not that, the belt should be connected to movable pulleys.
Explanation:
\(.\)
Answer:
this conveyer belt should be connected to fixed pulleys in case their total effort is less than the load . but if it's not that the belt should be connected to movable pulleys
0.054x2.33x90............
Answers
please mark this answer as brainlist