Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 107

EASY

NEET

IMPORTANT

Earn 100

The ratio of the numerical values of the average velocity and average speed of a body is always

70% studentsanswered this correctly

Important Questions on Kinematics

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 108

A car runs at constant speed on a circular track of radius

100 m

taking

62.8 s

on each lap. What is the average speed and average velocity on each complete lap?

MEDIUM

NEET

IMPORTANT

Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 109

Mark the correct statements :

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 110

A car moves from

X

to

Y

with a uniform veiocity

v_{u}

and returns to

X

with a uniform velocity

v_{d} .

The average speed for this round trip is :

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 111

A particle is moving with velocity

5 m s^{- 1}

towards east and its velocity changes to

5 m s^{- 1}

north in

10 \sec .

Find the acceleration.

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 112

The displacement-time relationship for a particle is given by

x = a_{0} + a_{1} t + a_{2} t^{2}

. The acceleration of the particle is

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 113

A particle has velocity given by

v = 20 + 0.1 t^{2}

then it has

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 114

The displacement is given by

x = (2 t^{2} + t + 5) m,

the acceleration at

t = 5 s

will be

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 115

A particle is moving so that its displacement is given as

s = (t^{3} - 6 t^{2} + 3 t + 4) m

. Its velocity at the instant when its acceleration is zero will be