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Recent questions tagged telegram-1572

(chatquestion)...A particle moves in a straight line with its retardation proportional to its displacement. The loss of its kinetic energy for any displacement x is proportional to (A) ! 1 (B) (C) x? (D) e*

asked May 23, 2020 by balaji.thirumalai

1 answer

(chatquestion)...When an object is moved 10 cm towards a concave mirror, the real image moves from 20 cm to 50 cm. Find the radius of curvature of the mirror.[Ans. 21-9 cm]

asked Mar 31, 2020 by balaji.thirumalai

1 answer

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