Question

An object with mass 0.3kg is acted on by an elastic restoring force with force constant...

An object with mass 0.3kg is acted on by an elastic restoring force with force constant 75N/m. The object is set into oscillation with an initial potential energy of 0.1 J and an initial kinetic energy of 0.25 J.

part A: what is the amplitude of oscillation?

part B: what is the value of the phase angle f if the initial velocity is positive and the initial displacement is negative?

a) 0.564 rad b) 3.93 rad c) 0.785 rad d) 4.15 rad e) 1.01 rad f) 3.71 rad

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
An object with mass 0.220 kg is acted on by an elastic restoring force with force...
An object with mass 0.220 kg is acted on by an elastic restoring force with force constant 10.0 N/m. The object is set into oscillation with an initial potential energy of 0.140 J and an initial kinetic energy of 7.00×10−2 J. a)What is the amplitude of oscillation? b)What is the potential energy when the displacement is one-half the amplitude? c)At what displacement are the kinetic and potential energies equal? d)What is the value of the phase angle ϕ if the...
An object with mass 0.220 kg is acted on by an elastic restoring force with force...
An object with mass 0.220 kg is acted on by an elastic restoring force with force constant 10.5 N/m . The object is set into oscillation with an initial potential energy of 0.130 Jand an initial kinetic energy of 5.10×10?2 J . a) What is the amplitude of oscillation? b) What is the potential energy when the displacement is one-half the amplitude? c) At what displacement are the kinetic and potential energies equal? d) What is the value of the...
An object with mass 0.220 kg is acted on by an elastic restoring force with force...
An object with mass 0.220 kg is acted on by an elastic restoring force with force constant 10.5 N/m. The object is set into oscillation with an initial potential energy of 0.150 J and an initial kinetic energy of 5.60×10−2 J. From the problem (a), (b), and (c) I got Amplitude 0.198m Potential energy when the displacement was at half 5.15*10^-2 J Displacement when Potential energy and Kinetic energies are equal 0.140m And I don't know (d) What is the...
An object with mass 0.160 kg is acted on by an elastic restoring force with force...
An object with mass 0.160 kg is acted on by an elastic restoring force with force constant 11.0 N/m . The object is set into oscillation with an initial potential energy of 0.140 J and an initial kinetic energy of 7.00×10−2 J . What is the value of the phase angle ϕ if the initial velocity is positive and the initial displacement is negative?
Edit question An object with mass 0.220 kg is acted on by an elastic restoring force...
Edit question An object with mass 0.220 kg is acted on by an elastic restoring force with force constant 10.5 N/m. The object is set into oscillation with an initial potential energy of 0.150 J and an initial kinetic energy of 5.60×10−2 J. From the problem (a), (b), and (c) I got Amplitude 0.198m Potential energy when the displacement was at half 5.15*10^-2 J Displacement when Potential energy and Kinetic energies are equal 0.140m And I don't know (d) What...
A force (F=20) is applied to the object. a) Find the work done by all the...
A force (F=20) is applied to the object. a) Find the work done by all the forces. (coefficient of kinetic friction is 0.1, mass of the object is 10 (kg), and the displacement is 100(m)). b) What is the change in kinetic energy?
1) A 2.0kg mass is fastened to the end of a spring with a spring constant...
1) A 2.0kg mass is fastened to the end of a spring with a spring constant of 200 N/m. At t = 0 the mass is at equilibrium position and has a velocity of +1.0m/s. a) What is the angular frequency, frequency and period (include units)? b)From the initial conditions, calculate the amplitude and phase angle of the oscillation, then express its displacement, velocity and acceleration as functions of time. Remember that the amplitude is positive. c) Tabulate the displacement,...
An object of mass of 2.7 kg is attached to a spring with a force constant...
An object of mass of 2.7 kg is attached to a spring with a force constant of k = 280 N/m. At t = 0, the object is observed to be 2.0 cm from its equilibrium position with a speed of 55 cm/s in the -x direction. The object undergoes simple harmonic motion “back and forth motion” without any loss of energy. (a) Sketch a diagram labeling all forces on the object and calculate the maximum displacement from equilibrium of...
A 0.400-kg object attached to a spring with a force constant of 8.00 N/m vibrates in...
A 0.400-kg object attached to a spring with a force constant of 8.00 N/m vibrates in simple harmonic motion with an amplitude of 12.2 cm. the maximum value of its speed is 54.6 WHAT IS THE MAXIMUM VALUE OF IT'S ACCELERATION? QUESTION 2 A 45.0-g object connected to a spring with a force constant of 40.0 N/m oscillates with an amplitude of 7.00 cm on a frictionless, horizontal surface. the total energy of the system is 98 the speed of...
Consider a 0.85 kg mass oscillating on a massless spring with spring constant of 45 N/m....
Consider a 0.85 kg mass oscillating on a massless spring with spring constant of 45 N/m. This object reaches a maximum position of 12 cm from equilibrium. a) Determine the angular frequency of this mass. Then, determine the b) force, c) acceleration, d) elastic potential energy, e) kinetic energy, and f) velocity that it experiences at its maximum position. Determine the g) force, h) acceleration, i) elastic potential energy, j) kinetic energy, and k) velocity that it experiences at the...