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Simple harmonic motion

Authored by Салия Туктубаева

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University

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Simple harmonic motion
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The displacement against time graphs for two waves are shown below. Each wave has a frequency of 500 Hz. What are the angular frequency of each wave and the phase difference between them?

500 π\pi rad/s

π2rad\frac{\pi}{2}rad

500π rads  π rad500\pi\ \frac{rad}{s}\ \ \pi\ rad

1000π rads1000\pi\ \frac{rad}{s}

π2rad\frac{\pi}{2}rad

1000π rads1000\pi\ \frac{rad}{s}

π rad\pi\ rad

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The graph shows the variations of the displacement x of a wave with time. What are the period, the frequency and the angular frequency of the wave?

period 0.00875 s

frequency 114 Hz

angular frequency 359 rad s-1

period 0.0175 s

frequency 57 Hz

angular frequency 359 rad s-1

period 8.75 s

frequency 0.114 Hz

angular frequency 0.718 rad s-1

period 17.5 s

frequency 0.057 Hz

angular frequency 0.718 rad s-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A mass on a spring oscillates up and down with simple harmonic motion. The diagram shows how the velocity of the mass varies with time.

At which point, A, B, C or D does the oscillating body have its velocity and its displacement from the equilibrium position, in the same direction?

A

B

C

D

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The displacement x of a particle, as time t varies, is given by the equation x=x0sin⁡ (ωt)x=x_0\sin\ \left(\omega t\right)

where x0 is the amplitude and ω\omega the angular frequency.

What is the maximum acceleration of the particle?

x0ωx_0\omega

x0ω2x_0\omega^2

x02ωx_{0^{ }}^2\omega

x02ω2x_0^2\omega^2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A mass handing from a spring is pulled down 12 cm from equilibrium position and released.

The time taken for the mass to travel back to the equilibrium position for the first time is 0.25 s.

The mass oscillates with a constant amplitude and period.

What are the amplitude and period of the oscillations?

12 cm; 1 s

12 cm; 0.5 s

24 cm; 1 s

24 cm; 0.5 s

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A body with maximum velocity 3.0 m s-1 performs simple harmonic oscillations with period 0.063 s. Choose the answer with the correct values of the amplitude and the angular frequency

0.03 m

100 rad/s

0.19 m

16 rad/s

5.3 m

16 rad/s

3.3 m

100 rad/s

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Object oscillates in simple harmonic motion with a frequency of 0.50 Hz and amplitude 1.5 cm.

What is its maximum acceleration?

1.5π cms2\frac{cm}{s^2}

1.5 π2\pi^2 cm/ s2s^2

6.0π cm/ s2s^2

6.0 π2\pi^2 cm/ s2s^2

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