WAVEMOTION MCQs 17 min Score: 0 Attempted: 0/17 Subscribe 1. . Time period of simple pendulum is (A) √(l/g) (B) 2√(l/g) (C) 2π√(l/g) (D) √(g/l)Show All Answers 2. . Which of the following substances has relatively high value of elasticity? (A) Rubber (B) Steel (C) Air (D) GoldShow All Answers 3. . The waveform of S.H.M is similar to (A) Cosine wave (B) Sine wave (C) Pulsed waves (D) Square waveShow All Answers 4. . The maximum distance of a vibrating body from mean position is called (A) Time period (B) Displacement (C) Amplitude (D) FrequencyShow All Answers 5. . Time period of a second’s pendulum is (A) Zero (B) 1 Second (C) 2 Seconds (D) 3 SecondsShow All Answers 6. . The frequency of second’s pendulum is (A) 1 Hertz (B) 2 Hertz (C) 0.5 Hertz (D) 0.25 HertzShow All Answers 7. . The length of second’s pendulum is (A) 1 m (B) 0.5 m (C) 0.6 m (D) 0.992 mShow All Answers 8. . In a vibrating string, the points where the amplitude is maximum is called (A) Crest (B) Trough (C) Antinode (D) NodeShow All Answers 9. . The distance between two consecutive nodes is (A) λ/2 (B) λ (C) λ/4 (D) 2λShow All Answers 10. . The wavelength of the fundamental mode of vibration in a string is (A) l (B) 2l (C) 4l (D) λ/2Show All Answers 11. . The unit of stress is (A) N/m (B) N/m² (C) Newton (D) JouleShow All Answers 12. . An example of S.H.M is (A) Motion of a train (B) Motion of a fan (C) Motion of a simple pendulum (D) Motion of a wheelShow All Answers 13. . In S.H.M, the acceleration is always towards (A) Right side (B) Left side (C) The center (D) NoneShow All Answers 14. . In S.H.M which form of energy is maximum at the center (A) Rotational energy (B) Vibrational energy (C) K.E (D) P.EShow All Answers 15. . The time period of simple pendulum depends upon (A) Mass (B) Weight (C) Length (D) AmplitudeShow All Answers 16. . The frequencies other than Fundamental frequency are called (A) Harmonics (B) Triangle (C) Crest (D) AmplitudeShow All Answers 17. . The distance between a node and an anti-node is (A) 0.25 λ (B) 0.5 λ (C) λ (D) 2 λShow All Answers