____________ friction comes into play when we try to move an object at rest.
Accelerator
Rolling
Kinetic
Static
Static friction comes into play when we try to move an object at rest.
A train at rest tends to move from the platform and it attains a speed of 100 km/hr after a few seconds. While trying to come in motion, what force(s) does it needs to overcome?
Static friction comes into play when an object is _____.