A. Water waves B. Radio waves C. Sound waves D. X-rays Correct Answer: Option A - Water waves
A. 40s B. 10s C. 20s D. 5s Correct Answer: Option B - 10s Explanation t = v−u/a = 20−0/2…
A. Visible Light B. Ultraviolet rays C. Infrared rays D. Gamma rays Correct Answer: Option D - Gamma rays
A. 30s B. 20s C. 25s D. 15s Correct Answer: Option D - 15s Explanation The total time of flight…
A. 30cm B. 10cm C. 20cm D. 25m Correct Answer: Option C = 20cm Explanation Clockwise moment = Anti-clockwise moment…
A. Pressure B. Temperature C. Current D. Voltage Correct Answer: Option B - Temperature
A. Mechanical energy into electrical energy B. Electrical energy into kinetic energy C. Potential energy into kinetic energy D. Kinetic…
A. Brownian motion is an evidence of the particle nature of matter B. Atoms combine to form molecules C. The…
A. Infinite B. Ten C. Eight D. Forty Correct Answer: Option A - Infinite
A. 300N B. 600N C. 1200N D. 400N Correct Answer: Option C - 1200N Explanation F = Ma + mg = 60 x…