Thermodynamics

·          When a body is raised in a gravitational field, its potential energy increased. ·          When a body is accelerated, its k...

Consider liquid film attach to a wire frame. We kno that it will take sum force to strech the film by the moveable portion of the wire fr...

Solids are often modeled as linear springs because under the action of a force they contract or elongate and when the force is lifted, the ...

Spring Work occurs when force is applied to a spring and the length of the spring changes.   ·          When the length of the sprin...

In elementary mechanics, the work done by a constant force F on a body a displaced s in the direction of the force given by w=F s (kJ)...