### Physics Class 11 - Chapter 5Circular Motion Test - 1

 1.    The angular velocity is measured in?a) Meter b) rev per min.c) Radiand) Steradian
 2.    SI unit of angular displacement is?a) Radian b) Steradianc) Degreed) Meter
 3.    Circular motion of a body may also be called?a) Linear motion b) Tangential motionc) Angular motiond) All of these
 4.    The force required to bend a straight-line path of a body into the circular path is known as?a) Ballistic force b) Centripetal forcec) None of thesed) Centrifugal force
 5.    For derivation of centripetal equation we assume that body?a) Constant b) In rest positionc) All of thesed) In motion
 6.    All the points on a rigid body have same?a) Angular displacement b) Angular velocityc) Accelerationd) All of these
 7.    For very small values of angular displacement it is treated as?a) Complex quantity b) Reference quantityc) Scaler quantityd) Vector quantity
 8.    Centrifugal force is a?a) Variable force b) Constant forcec) Action forced) Reaction force
 9.    A body which maintains a constant distance between its two particles is called?a) Forced body b) None of thesec) Rigid bodyd) Brittle body
 10.    Direction of angular displacement can be found by?a) All of these b) Right hand rulec) Left hand ruled) Middle finger rule
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