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physics

27 followers

123 questions


An object on the end of a spring osscilates with SHM of angu...
An object on the end of a spring osscilates with SHM of angular frequency 2.0 rad s-1. What is the period of oscillation? A. 0.080 s
3 months ago 1 answer(s) 3 votes


A girl of mass 48kg runs up 2.5 steps each of height 0.2m to...
A girl of mass 48kg runs up 2.5 steps each of height 0.2m to reach the first floor of a storey building the power expanded by girl is 400W calculate the time...
4 months ago 1 answer(s) -1 votes


An astronomical telescope is said to be in normal adjustment...
An astronomical telescope is said to be in normal adjustment when the A. eye is accommodated B. focal length of objective lens is longer than t...
1 year ago 1 answer(s) 3 votes