Kinematics

Kinematics
Velocity is the rate of change of
displacement
distance
force
mass
Author: rikazzz Comment
Kinematics
A train moves with a uniform velocity of 27 kmh⁻¹ for 15 s. The distance covered by it is
112.5 m
115 m
120 m
135 m
Author: rikazzz Comment
Kinematics
The time taken by a train to slow down from 80 kmh^-1 to 20 kmh^-1 with a uniform deceleration of 2 ms^-2 is
9 s
10 s
8.3 s
8.4 s
Author: rikazzz Comment
Kinematics
If the body has equal changes in velocity in equal intervals of time however short the interval may be, then it has
uniform velocity
uniform speed
distance
uniform acceleration
Author: rikazzz Comment
Kinematics
The distorted motion of an object is
circular
random
vibratory
vibratory and translational
Author: rikazzz Comment
Kinematics
To and fro motion of a body about its mean position is termed as
random motion
vibratory motion
circular motion
rotatory motion
Author: rikazzz Comment
Kinematics
A tennis ball hits vertically upward with the velocity of 25ms⁻¹ and takes 4 s to reach the highest point. The maximum height reached by the ball is
45 m
55 m
30 m
50 m
Author: rikazzz Comment
Kinematics
In distance-time graph time is taken on
y-axis
x-axis
z-axis
in between two coordinates
Author: rikazzz Comment
Kinematics
In terms of velocity, the symbol v_i is used for
initial velocity
negative velocity
total velocity
final velocity
Author: rikazzz Comment
Kinematics
A passenger John is sitting in a moving car, so with respect to other passengers he is at
rest
motion
displacement
position
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