A. 2.0kgms-1 B. 10.0kgms-1 C. 5.0kgms-1 D. 2.5kgms-1 Correct Answer: Option B A. 2.0kgms-1 Explanation I = Ft = m(v…
A. the momentum of the mass is maximum at Q B. the elastic potential energy of the spring is maximum…
A. average of the time used in completing different numbers of oscillations B. time to complete a number of oscillations…
A. displacement decreases at a constant rate B. speed is directly proportional with time C. velocity increases by equal amount…
A. 42.0N B. 37.0N C. 32.0N D. 10.0N Correct Answer: Option D D. 10.0N
A. impulse B. momentum C. inertia D. friction Correct Answer: Option C C. inertia
A. 4N B. 5N C. 48N D. 60N Correct Answer: Option C C. 48N
A. matter can change spontaneously from one state to another B. matter cannot be destroyed C. force is required to…
A. 49.6g B. 37.2g C. 24.8g D. 12.4g Correct Answer: Option A A. 49.6g Explanation 1→1/2→1/4→1/8→1/16→1/32 1/32=1.55g 1 = 1.55…
A. are electromagnetic waves B. can be used to study crystal lattice C. can destroy living cells D. are produced…