Day 142: MHT-CET Physics
5 questions. Try each one first, then open its answer.
Question 1
Magnetic Fields Due to Electric Current. Asked 2 times: 26 Apr 2025 S2, 15 Apr 2026 S1 See all 2 times it was asked
133Lorentz magnetic force is acting on a particle of charge moving with velocity in magnetic field . The work done by this force on the charged particle isTap an option to check your answer.
Question 2
Optics (Ray). Asked 2 times: 11 May 2024 S2, 15 Apr 2026 S1 See all 2 times it was asked
140An equiconvex lens of focal length F is cut in to two equal parts along the vertical axis. The focal length of each part will beTap an option to check your answer.
Question 3
Oscillations. Asked 2 times: 12 May 2024 S2*, 15 Apr 2026 S1 (* = numbers or wording changed that year) See all 2 times it was asked
119A particle starts from mean position and performs S.H.M. with period second. At what time its kinetic energy is of total energy?Tap an option to check your answer.
Question 4
Rotational Dynamics. Asked 2 times: 16 May 2023 S1, 15 Apr 2026 S1 See all 2 times it was asked
106The power (P) is supplied to rotating body having moment of inertia 'I' and angular acceleration ''. Its instantaneous angular velocity isTap an option to check your answer.
Question 5
Structure of Atoms and Nuclei. Asked 2 times: 12 May 2024 S2, 15 Apr 2026 S1 See all 2 times it was asked
147Two different radioactive elements with half lives and have undecayed atoms and respectively, present at a given instant. The ratio of their activities at this instant isTap an option to check your answer.