Day 170: MHT-CET Physics
5 questions. Try each one first, then open its answer.
Question 1
Rotational Dynamics. Asked 2 times: 9 May 2023 S1*, 9 May 2024 S2 (* = numbers or wording changed that year) See all 2 times it was asked
15A disc of radius and thickness has moment of inertia about an axis passing through its centre and perpendicular to its plane. Disc is melted and recast into a solid sphere. The moment of inertia of the sphere about its diameter isTap an option to check your answer.
Question 2
Gravitation. Asked 2 times: 3 May 2023 S1*, 9 May 2024 S1 (* = numbers or wording changed that year) See all 2 times it was asked
42A stone is projected vertically upwards with speed ''. Another stone of same mass is projected at an angle of with the vertical with the same speed ''. The ratio of their potential energies at the highest points of their journey isTap an option to check your answer.
Question 3
Oscillations. Asked 2 times: 10 May 2023 S1, 9 May 2024 S1 See all 2 times it was asked
33The maximum velocity of a particle performing S.H.M. is ''. If the periodic time is made rd and the amplitude is doubled, then the new maximum velocity of the particle will beTap an option to check your answer.
Question 4
Optics (Ray). Asked 2 times: 10 May 2023 S2, 16 May 2023 S2 See all 2 times it was asked
8An optician makes spectacles having a combination of a convex lens of focal length 40 cm in contact with a concave lens of focal length 25 cm. The power of this combination of lenses in dioptre isTap an option to check your answer.
Question 5
AC Circuits. Asked 2 times: 4 May 2023 S1*, 16 May 2023 S2 (* = numbers or wording changed that year) See all 2 times it was asked
1A circular coil of resistance , area , number of turns is rotated about its vertical diameter with angular speed in a uniform magnetic field of magnitude . The average power dissipated in a complete cycle isTap an option to check your answer.