A child swinging on a swing stands up. Then the time period of the swing will ___________ a) Increase b) Decrease c) Remain the same d) Increase, if the child is long and decreases if the child is short

Q: Weighing an Alien An alien floating in outer space is having trouble determining its mass! Another…

A: The given problem is similar to the spring mass system which move in simple harmonic motion, since…

Q: Oscillation (physics 2) exercise the image shows a physical pendulum composed by two spheres. Each…

A: Given:-  The mass of the two-sphere is the same m= 500 g The length of the string is L = 30 cm  mass…

Q: The mass and the radius of a planet are twice that of earth. Then, period of oscillation of a second…

A: B

Q: kg mas:

A: Given: The mass is 30 kg The spring is mass less which  stretches to a distance 2 cm.

Q: The only way to change the period (T) of a pendulum (at sea-level) is to a) change the mass of the…

A: Time period of a pendulum is given by T=2πLg

Q: A toy car of mass m is attached to one end of a light horizontal spring, fixed to a rigid support.…

A: The frequency of the spring-mass system is                                      f = 12πkm i.e.…

Q: You would like a pendulum that swings back and forth every 2 seconds, but the one you have swings…

A: We would like a pendulum that swings back and forth every 2 seconds, but the one we have swings once…

Q: A damped oscillation is driven by an extemal force F) - re given in Sl units. Which of the following…

A: FD(t) = F cos(ωd *t + φ')  , where φ' is the phase difference    hence from this equation, it is…

Q: 1) In the figure, a plot of position vs. time is shown for some object undergoing simple harmonic…

A: In the figure a plot of position vs. time is shown for some object undergoing simple harmonic…

Q: The amplitude of a damped mass-spring system is in meter as a function of time in s is given by A(t)…

A: Given : A(t) = 0.25e-0.2t Mass = m = 2.5 kg Spring Constant = k = 0.3 N/m

Q: 3) You notice that your favorite pendulum clock is running too slow. Which of the following…

A:

Q: A mass on a spring in simple harmonic motion has amplitude A and period T. Assume the system has no…

A:

Q: To find the time-period for each length more accurately we should consider: Select one - 10 to 20…

A:

Q: 5 The graph shows the variation with time of kinetic energy of a particle that is undergoing simple…

A: NOTE: You have not provided enough information. So I am assuming the amplitude to be 1 meter.At…

Q: At what point during the oscillation of a pendulum is the linear acceleration of the pendulum bob…

A:

Q: Q1c) magnitude of the restoring force maximised?                A) X=A and X=-A                B) X…

A: answer:) X=A and X=-A explanation:)   Restoring force is directly proportional to the displacement…

Q: Astronauts go to a distant planet and want to measure the acceleration of gravity there. They set up…

A:

Q: The bob of a simple pendulum of length 1 metre performs a linear SILM. bith an amplitude 4-cm.…

A: Solution:-Given thatlength of bob (L)=1 mlinear SHMAmplitude (A)=4 cm=0.04 m

Q: The free-fall acceleration on Mars is 3.7 m/s2. What length pendulum has a period of 1.6-s on…

A: (1) Given Data: The free-fall acceleration on mars is gm = 3.7 m/s2. Period of pendulum is T = 1.6…

Q: O Draw a diagram of swing of a pendulum and indicate the points where OAcceleration is maximum O…

A: Acceleration of simple pendulum = - w2 y Speed = w(a2 - y2 )1/2.

Q: A spring with a spring constant of 30.0 N/m is attached to a rigid wall at one end and a 6.00 kg…

A:

Q: potential energy maximised

A: Option (A) is correct , explanation is in next step

Q: Why does a pendulum's period increase if it's taken to a higher altitude? a. The period is…

A:

Q: Which of the following is an example of simple harmonic motion? to. The movement of a pendulum b.…

A: a motion is said to be simple harmonic if it moves to and fro about mean position and restoring…

Q: A mass on a spring in simple harmonic motion has amplitude A and period T. Assume the system has no…

A:

Q: Two simple pendulum, whose lengths are 100cm and 121cm, are suspended side by side. Their bobs are…

A: B

Q: An object–spring system undergoes simple harmonic motion with an amplitude A Does the total energy…

A: An object-spring system is given, which undergoes a simple harmonic motion.

Q: A block on a horizontal frictionless surface is attached to a spring the block is exhibiting SHM and…

A: Solution:-Given thatAmplitude (A)=0.51 mSpeed at equilibrium position (vmax)=29 m/sKinetic…

Q: A mass of 306 g connected to a light spring of force constant 20 N/m oscillates on a horizontal,…

A: Given Mass (m) =0.306kg Amplitude (A) =0.064m Spring constant (k) =20 N/m

Q: Any object or quantity that is moving with a periodic sinusoidal oscillation is said to exhibit…

A:

Q: 1. Because of friction pendulum clocks need a small driving force, if accidentally it was too large…

A:

Q: MY NOTES ASK YOUR TEACHER A 2.8 m long pendulum on an ALIEN PLANET is swinging back and forth with…

A:

Q: An object–spring system undergoes simple harmonic motion with an amplitude A. Does the total energy…

A: Given that: The amplitude of simple harmonic motion is A.

Q: A body executes simple harmonic motion with amplitude A. At what displacement from the mean position…

A: B

Q: When a 0.50-kg mass is attached to a vertical spring, the spring stretches by 15 cm. How much mass…

A: We know, F= kx Also for vertical spring motion, F= mg Hence, k=mgx⇒k=0.5×9.80.15⇒k=32.67 N/m

Q: The springs of a 1600 kg car compress 4.5 mm when it’s 65 kg driver gets into the seat if the car…

A: