Which class of lever will always have M.A. > 1 and why?
22 Likes
Answered By
11 Likes
Why is a jack screw provided with a long arm?
If the power of a motor be 100 kW, at what speed can it raise a load of 50,000 N?
Define heat capacity and state it's S.I. unit.
Why is the base of a cooking pan generally made thick?