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Waves & oscillations quiz
Five questions on Waves & oscillations. Answer all 5 to see your score.
Question 1 of 5
A tuning fork sends a 250 Hz sound through air at 340 m/s. What is the wavelength?
Question 2 of 5
A 0.30 kg mass hangs from a spring with k = 30 N/m and is set oscillating vertically. What is its period?
Question 3 of 5
If you make a pendulum four times longer, what happens to its period (small swings)?
Question 4 of 5
A string fixed at both ends is 3.0 m long and carries waves at 12 m/s. What is the frequency of its third harmonic?
Question 5 of 5
A 0.20 kg block oscillates on a spring with k = 80 N/m and amplitude 0.15 m. What is its total mechanical energy?