Chapter 8 : motion {Practice more Question}

Uniform Circular Motion Quiz - Part 2

101. When a stone is released from a rotating circular motion, the direction of its motion is:

(a) Radially inward
(b) Radially outward
(c) Tangential to the circle at the point of release
(d) Along the circular path

102. What type of motion does the Moon exhibit as it orbits the Earth?

(a) Linear motion
(b) Uniform circular motion
(c) Non-uniform circular motion
(d) Random motion

103. Which of the following forces is directed towards the center of the circle in uniform circular motion?

(a) Centripetal force
(b) Gravitational force
(c) Normal force
(d) Frictional force

104. Which of the following is true about the velocity in uniform circular motion?

(a) The velocity is constant in both magnitude and direction
(b) The velocity is constant in magnitude, but the direction changes
(c) The velocity changes in both magnitude and direction
(d) The velocity changes only in magnitude

105. A car goes around a circular track at a constant speed. What type of motion is this?

(a) Uniform linear motion
(b) Non-uniform linear motion
(c) Uniform circular motion
(d) Non-uniform circular motion

106. In uniform circular motion, what is the direction of acceleration?

(a) In the direction of motion
(b) Opposite to the direction of motion
(c) Radially inward toward the center of the circle
(d) Radially outward from the center of the circle

107. Which of the following is an example of uniform circular motion?

(a) A car accelerating along a straight road
(b) A ball thrown upwards
(c) The rotation of a wheel at constant speed
(d) A person walking in a straight line

108. The acceleration of an object in uniform circular motion is always directed:

(a) Tangentially to the circle
(b) Radially inward
(c) Radially outward
(d) Along the line of motion

109. If a cyclist maintains constant speed on a circular track, what is the direction of the cyclist's acceleration?

(a) Along the track
(b) Radially inward towards the center of the track
(c) Radially outward from the center of the track
(d) In the direction of motion

110. What happens to the stone's motion if it is released from the circular path at a specific point?

(a) It will move in a straight line away from the center
(b) It will move along a path towards the center of the circle
(c) It will move tangentially to the circular path at the point of release
(d) It will follow the circular path indefinitely