A toy cyclist completes one round of a square track of side 2 m in 40 seconds. What will be the displacement at the end of 3 minutes?
AZero
B52 m
C\(2\sqrt { 2 } \) m
D16 m
Question - 2
The actual length of the path covered by a body irrespective of its direction is
ADistance
Bvelocity
Cspeed
Ddisplacement
Question - 3
Which of the following physical quantity is constant fora uniform circular motion?
Avelocity
Bacceleration
Cspeed
Ddistance
Question - 4
The motion of second hand of clock represents
AUniform speed
BUniform velocity
Cuniform acceleration
Dboth A and B
Question - 5
In the following speed-time graph the shaded portion gives
Adistance travelled
Baverage speed
Caverage velocity
Ddisplacement travelled
Question - 6
A body moving along a straight line at 20 m/s decelerates at the rate of 4 m/s2. After 2 seconds its speed will be equal to:
A8 m/s
B12 m/s
C16 m/s
D-12 m/s
Question - 7
What does the following S-t graph indicate?
AUniform speed
BBody is at rest
CNon-uniform speed
DVariable speed
Question - 8
The average speed of a car which covers half the distance with a speed of 20 m/s and other half with a speed of 30 m/s in equal intervals of time is _________
A25 m/s
B0 m/s
C24 m/s
D2.4 m/s
Question - 9
When an object moves in a fixed direction with uniform acceleration, the speed-time graph is a _____
AParabola
BStraight line
CEllipse
DCurve
Question - 10
A body moving along a straight line at 20 m/s undergoes an acceleration of 4 m/s2. After two seconds its speed will be