Class - XI Free Courses

Power: power is defined as the time rate of doing...

Laws of conservation of mechanical energy: It state that the...

Potential energy of spring: When a spring is compressed or...

Conservative and non-conservative field:  A force is said to be...

Work energy theorem: Work done by all forces like conservative,...

Work done by static friction: When static friction is acting...

Work done by a variable force: If either the magnitude...

Work: Work is said to be done when a force...