WAVE MOTION MCQs 17 min Score: 0 Attempted: 0/17 Subscribe 1. . Time period of simple pendulum is (A) 2π√(l/g) (B) π√(2l/g) (C) π√(l/g) (D) π√(g/l)Show All Answers 2. . Which of the following substance has relatively high value of elasticity? (A) Steel (B) Rubber (C) Air (D) GoldShow All Answers 3. . The waveform of S.H.M is similar to (A) Cosine wave (B) Square wave (C) Pulsed waves (D) Sine waveShow All Answers 4. . The maximum distance of a vibrating body from mean position is called (A) Time period (B) Amplitude (C) Displacement (D) FrequencyShow All Answers 5. . Time period of a second’s pendulum is (A) Zero (B) 1 Second (C) 3 Seconds (D) 2 SecondsShow All Answers 6. . The frequency of second’s pendulum (A) 0.5 Hertz (B) 2 Hertz (C) 1 Hertz (D) 0.25 HertzShow All Answers 7. . The length of second’s pendulum is (A) 1 m (B) 0.5 m (C) 0.992 m (D) 0.6 mShow All Answers 8. . In a vibrating string, the points where the amplitude is maximum is called (A) Crest (B) Antinode (C) Trough (D) NodeShow All Answers 9. . The distance between two consecutive nodes is (A) 2λ (B) λ/4 (C) λ (D) λ/2Show All Answers 10. . The wavelength of the fundamental mode of vibration in a string is (A) l (B) 4l (C) 2l (D) λ/2Show All Answers 11. . The unit of stress is (A) N/m (B) newton (C) N/m² (D) jouleShow All Answers 12. . The example of S.H.M is (A) Motion of a train (B) Motion of a simple pendulum (C) Motion of a fan (D) Motion of a wheelShow All Answers 13. . In S.H.M, the acceleration is always towards (A) right side (B) left side (C) None (D) the centerShow All Answers 14. . In S.H.M which form of energy is maximum at the center? (A) Rotational energy (B) Vibrational energy (C) P.E (D) K.EShow All Answers 15. . The time period of simple pendulum depends upon: (A) Mass (B) Weight (C) Amplitude (D) LengthShow All Answers 16. . The frequencies other than Fundamental frequency are called: (A) Harmonics (B) Triangle (C) Crest (D) 2λShow All Answers 17. . The distance between a node and an anti-node is (A) 0.25λ (B) 0.5λ (C) λ (D) AmplitudeShow All Answers