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ECAT - Practice Test - Physics - Waves and Oscillations Quiz

Attempt 10 MCQs on ECAT - Practice Test - Physics - Waves and Oscillations | Quiz 6

51. What is the speed of a wave with f=50 Hz and λ=0.5 m?



52. What are the first three harmonic frequencies for a 1 m string with v=100 m/s?



53. A 500 Hz source moves toward observer at 30 m/s (v_sound=340 m/s). What is observed frequency?



54. What tension is needed for a 1.2 m string (μ=0.01 kg/m) to have fundamental frequency 256 Hz?



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