ICSE Class 8 Physics Energy
- what is energy
- Fill the blank. Work done by a force depends upon force applied and ........................produce . . ..
please answer these questions as first as possible and inform me.
- Is the energy spent on thinking or talking a kind of work
- A boy of mass 50 kg climbs stairs by spending 1200 joule of energy .how high does boy climb
- Si unit of work is_
- Calculate the power in the following case : Mass=73k; g =9.8ms^-2;s=37m; t=8.9 s
- A load of mass 30 kg is lifted up by 7.0 m. Calculate the work done. (Take g=9.8 m s-².
- When does a force do work
- define 1) power 2)work 3) energy
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