### Physics Class 11 - Chapter 5BRCircular MotionBRTest - 3

 1.    The span of broad jump depends upon?a) All of these b) Mass of the jumperc) Angle of projectiond) Height of the jumper
 2.    In case of planets the necessary acceleration is provided by?a) Centripetal force b) Frictional forcec) Gravitational forced) Coulomb force
 3.    When a body is moving along a circle of radius r with linear velocity V providing centripetal force is?a) mV/r2 b) mV2/rc) mV2/r2d) mV/r
 4.    Minimum number of commercial satellites required to cover the whole earth is?a) 3 b) 4c) 6d) 5
 5.    The direction of linear velocity of body moving in a circular is?a) Along the axis of rotation b) Along the directionc) Direction towards the centerd) Direction away from the center
 6.    A body of 2 kg is suspended from ceiling of an elevator moving up with an acceleration then its apparent weight will be?a) 39.2N b) 19.6Nc) 125Nd) 9.8N
 7.    When a body is moving along a circular path it covers an angle in a given time, such motion is?a) Linear motion b) Angular motionc) Rotation motiond) Vibratory motion
 8.    How many days would be in one year if the distance between the earth and sun is reduced to half of its present value?a) 129 days b) 350 daysc) 730 daysd) 365 dayse) 700 days
 9.    Centripetal force performs?a) Minimum work b) No workc) Maximum workd) Negative work
 10.    If a body of mass 10 kg is falling freely, its weight becomes?a) 90 N b) Infinitec) Zerod) 89 N
This is more feedback!
This is the feedback!