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When a particle moves with variable velocity, which of the following statement are NOT correct ?
(i) Average speed = average velocity
(ii) Instantaneous speed = instantaneous velocity
(iii) Distance covered = magnitude of displacement

32.85% studentsanswered this correctly

Important Questions on Kinematics

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 3 - Kinematics>AP EAPCET - 3 Sep 2021 Forenoon>Q 5

For a body projected vertically upwards with a velocity $v_{0}$ from the ground. match the following?

Column-I		Column-II
(a)	$\vec{v_{a v}}$	(i)	$\frac{v_{0}}{g}$
(b)	$u_{a v}$ (Average speed)	(ii)	$\frac{\vec{v_{1}} + \vec{v_{2}}}{2}$ over any time-interval
(c)	$T_{ascent}$	(iii)	$\frac{v_{0}}{2}$ over the total time of its flight
(d)	$T_{d e c e n t}$	(iv)	$\frac{v_{0}}{g}$

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 3 - Kinematics>AP EAPCET - 3 Sep 2021 Forenoon>Q 6

A stone is just released from the window of a train moving along a horizontal straight track. The stone will hit the ground following a ________

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 3 - Kinematics>AP EAPCET - 3 Sep 2021 Forenoon>Q 7

A particle starts from origin at

t = 0

with a velocity of

15 \hat{i} m \cdot s^{- 1}

and moved in

x y

-plane with an acceleration of

15 \hat{i} + 20 \hat{j} m \cdot s^{- 2} .

The

y

-coordinate of the particle when it has

180 m

as its

x

-coordinate is

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 3 - Kinematics>AP EAPCET - 3 Sep 2021 Afternoon>Q 8

The displacement of a particle moving along

x

-axis is given by

x = 8 t^{2} + 18 t .

The average acceleration during the interval

t_{1} = 2 s

and

t_{2} = 4 s

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 3 - Kinematics>AP EAPCET Medical 2021 (6-Sep Forenoon)>Q 9

The velocity-time graph of an object is as shown. The displacement during the interval 0 to $t_{4}$ is

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 3 - Kinematics>AP EAPCET Medical 2019 (24-Apr Shift-1)>Q 10

A particle moving in a gravity free space along horizontal with a velocity

1 m s^{- 1}

is subjected to an acceleration

(2 \hat{i} + 4 \hat{j}) m s^{- 2}

. Then the vertical distance covered by the particle by the time it covers a horizontal distance

6 m

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 3 - Kinematics>AP EAPCET 2020 (24-Sep Shift-1)>Q 11

Two projectiles

A

and

B

are projected with the same initial speed.

A

is launched at an angle

ϕ

with the horizontal and

B

at an angle

ϕ

with the vertical. If

A

has a range

R_{1}

and

B

has a range

R_{2}

, then

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AP EAPCET

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 3 - Kinematics>AP EAPCET Medical 2018 (22-Apr Shift-1)>Q 12

A stone is thrown with a velocity of

20 m s^{- 1}

at an angle

60 °

with the horizontal. The speed of the stone when its direction of motion makes

45 °

with the horizontal is

When a particle moves with variable velocity, which of the following statement are NOT correct ? (i) Average speed = average velocity (ii) Instantaneous speed = instantaneous velocity (iii) Distance covered = magnitude of displacement

Important Questions on Kinematics

Learn and Prepare for any exam you want !

When a particle moves with variable velocity, which of the following statement are NOT correct ?
(i) Average speed = average velocity
(ii) Instantaneous speed = instantaneous velocity
(iii) Distance covered = magnitude of displacement