A block is released from rest from the top of a frictionless incline making 30o with the horizontal. Find the  speed of the block after sliding for 10 seconds.  A.) 62 m/s  B.) 12 m/s C.) 49 m/s D.) 55 m/s

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Q: projectile

A:

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Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.