Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 244

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A block is dragged on smooth plane with the help of a rope which moves with velocity $v .$ The horizontal velocity of the block is

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Important Questions on Kinematics

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Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 246

A body of mass

0.1 kg

attains a velocity of

10 {m s}^{- 1}

in

0.1 s

. The force acting on the body is,

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Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 247

A lift is going up. The variation in the speed of the lift is as given in the graph. The height to which the lift takes the passenger is

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Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 248

Calculate the slope of the shown line

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Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 249

The speed

(v)

of a particle moving along a straight line is given by

v = t^{2} + 3 t - 4

, where

v

is in

m s^{- 1}

and

t

in

seconds

. Find time

t

at which the particle will momentarily come to rest.

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Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 250

The displacement of a body at any time t after starting is given by

s = 15 t - 0.4 t^{2} .

The velocity of the body will be

7 {m s}^{- 1}

after time :

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Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 251

The displacement of a body at any time t after starting is given by,

s = 15 t - 0.4 t^{2} .

The velocity of the body will be

7 {m s}^{- 1}

after time, the acceleration of the particle at any time

t

is:

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Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 252

If the velocity of a particle is given by

v = 2 t^{4}

, then its acceleration

\frac{d v}{d t}

, at any time

t

, will be given by

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Alpha Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise-1>Q 253

The slope of graph is as shown in figure at points $1, 2$ and $3$ is $m_{1}, m_{2}$ and $m_{3}$ respectively then,

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