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Recent questions tagged telegram-46517

(chatquestion)...38. A cubical room is formed with six plane mirrors. An insect moves along the diagonal of the floor with uniform speed. The velocities of its images in two adjacent walls glare 20/2 cm s, then the velocity of the image formed by the roof is :-1 6. (a) 10/2 cm s a (c) 20/2 cm s -1 nsl -1 (b) 20 cm s (d) 40 cm s -1 (UP CPMT

asked Jan 22, 2020 by balaji.thirumalai

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