A particle is moving along the positive x -axis as x = a t - 3 + b t - 3 2 + 4 t - 3 , which of the following is true?

The acceleration of the particle is 2 b

The initial velocity of the particle is a - 2 b + 4

The particle is at origin at t = 4

The acceleration of particle is 6 b

EASY

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IMPORTANT

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The speed distance graph is shown below. At what instant of time (in a sec) the speed becomes $4 m s^{- 1} ?$

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Important Questions on Kinematics

HARD

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 3 - Kinematics>TS EAMCET Medical 2019 (8-May Shift-2)>Q 11

Consider a particle moving in the xy plane with velocity

\vec{v} = a \hat{i} + b x \hat{j},

where

\hat{i}

and

\hat{j}

are the unit vectors along

x

and

y

axes and

a^{'}

and

b^{'}

are constants. If the initial position of the particle is

x = y = 0,

the equation to describe the particle's trajectory in the plane is

EASY

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 3 - Kinematics>TS EAMCET Medical 2021 (9-Aug Shift-1)>Q 12

t = 0,

a particle starts moving from the origin with the velocity,

5.01 m s^{- 1}

, it moves in

x - y

plane due to a force having a constant acceleration of

(2.0 \hat{i} + 3.0 \hat{j}) m s^{- 2}

. Find the coordinate of the particle at

t = 6 s

HARD

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 3 - Kinematics>TS EAMCET 2020 (28-Sep Shift-1)>Q 13

A particle aimed at a target, projected at an angle

15 °

with the horizontal is short of the target by

10 m

. If the same particle projected at an angle of

45 °

with the horizontal then it is away from the target by

15

meters. The angle of projection to hit the target is

HARD

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 3 - Kinematics>TS EAMCET Medical 2019 (8-May Shift-2)>Q 14

Points

P, Q

and

R

are in a vertical line such that

P Q = Q R

. A ball at

P

is allowed to fall freely with zero initial speed. The ratio of the times of descent through

P Q

and

Q R

EASY

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 3 - Kinematics>TS EAMCET Medical 2018 (02 May Shift-1)>Q 15

A man of height

7.33 ft

releases a stone from the slingshot just above his head. If the stone travels in a vertical direction towards the sky with velocity of

10 m s^{- 1}

, then the time it takes to reach the ground is (Assume acceleration due to gravity

g = 10 m s^{- 2}

)

MEDIUM

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 3 - Kinematics>TS EAMCET - 10 August 2021 Shift 1>Q 16

The horizontal and vertical displacement of the projectile at time,

t

are

x = 36 t, y = 48 t - 4.9 t^{2}

where,

x

and

y

are in meters and,

t

in second. The initial velocity of the projectile in

m s^{- 1}

HARD

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 3 - Kinematics>TS EAMCET Medical 2018 (02 May Shift-1)>Q 17

Object

A

moves uniformly with a constant speed

v

to reach object

B

, while

B

in turn moves rectilinearly with a uniform velocity of

u < v

. At the initial moment

v

is perpendicular to

u

and the positions are separated by a distance

l

. The object

A

meets the object

B

at time

t

. The value of

t

The speed distance graph is shown below. At what instant of time (in a sec) the speed becomes 4 m s-1?

Important Questions on Kinematics

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The speed distance graph is shown below. At what instant of time (in a sec) the speed becomes $4 m s^{- 1} ?$