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TS EAMCET

IMPORTANT

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A light string passing over a smooth light pulley connects two blocks of masses $m_{1}$ and $m_{2}$ (vertically). If the acceleration of the system is $g / 8$ , then the ratio of the masses is

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Important Questions on Laws of Motion

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TS EAMCET

IMPORTANT

Comprehensive Guide to TS EAMCET Physics. Other applicable Exams - JEE Main, VITEEE, SRM JEE, MHT-CET, K-CET, BITSAT, AMU & Other State Engg. Entrance Exams>Chapter 1 - Laws of Motion>Exercise 2>Q 20

A rocket with a lift-off mass

3.5 \times 10^{4} kg

is blasted upwards with an initial acceleration of

10 m s^{- 2}

. Then the initial thrust of the blast is

EASY

TS EAMCET

IMPORTANT

Comprehensive Guide to TS EAMCET Physics. Other applicable Exams - JEE Main, VITEEE, SRM JEE, MHT-CET, K-CET, BITSAT, AMU & Other State Engg. Entrance Exams>Chapter 1 - Laws of Motion>Exercise 2>Q 21

A block of mass

1 kg

lies on a horizontal in a truck. The coefficient of static friction between the block and the surface is

0.6

if the acceleration of the truck is

5 m s^{- 2}

. The frictional force acting on the block is

EASY

TS EAMCET

IMPORTANT

Comprehensive Guide to TS EAMCET Physics. Other applicable Exams - JEE Main, VITEEE, SRM JEE, MHT-CET, K-CET, BITSAT, AMU & Other State Engg. Entrance Exams>Chapter 1 - Laws of Motion>Exercise 2>Q 22

In a rocket of mass

1000 kg

fuel is consumed at a rate of

40 kg s^{- 1}

. The velocity of the gases ejected from the rocket is

5 \times 10^{4} m s^{- 1}

. The thrust on the rocket is

EASY

TS EAMCET

IMPORTANT

Comprehensive Guide to TS EAMCET Physics. Other applicable Exams - JEE Main, VITEEE, SRM JEE, MHT-CET, K-CET, BITSAT, AMU & Other State Engg. Entrance Exams>Chapter 1 - Laws of Motion>Exercise 2>Q 23

A machine gun fires a bullet of mass

40 g

with a velocity

1200 m s^{- 1}

. The man holding it can exert a maximum force of

144 N

on the gun. How many bullets can be fired per second?

EASY

TS EAMCET

IMPORTANT

Comprehensive Guide to TS EAMCET Physics. Other applicable Exams - JEE Main, VITEEE, SRM JEE, MHT-CET, K-CET, BITSAT, AMU & Other State Engg. Entrance Exams>Chapter 1 - Laws of Motion>Exercise 2>Q 24

A machine gun has a mass

5 kg

. It fires

50 gram

bullets at the rate of

30

bullets per minute at a speed of

400 m s^{- 1}

. What force is required to keep the gun in position?

MEDIUM

TS EAMCET

IMPORTANT

Comprehensive Guide to TS EAMCET Physics. Other applicable Exams - JEE Main, VITEEE, SRM JEE, MHT-CET, K-CET, BITSAT, AMU & Other State Engg. Entrance Exams>Chapter 1 - Laws of Motion>Exercise 2>Q 25

Starting from rest, a body slides down a

45 °

inclined plane in twice the time it takes to slide down the same distance in the absence of friction. The coefficient of friction between the body and the inclined plane is:

EASY

TS EAMCET

IMPORTANT

Comprehensive Guide to TS EAMCET Physics. Other applicable Exams - JEE Main, VITEEE, SRM JEE, MHT-CET, K-CET, BITSAT, AMU & Other State Engg. Entrance Exams>Chapter 1 - Laws of Motion>Exercise 2>Q 26

A particle of mass

m

is moving with velocity

v_{1}

, it is given an impulse such that the velocity becomes

v_{2}

. Then magnitude of impulse is equal to

EASY

TS EAMCET

IMPORTANT

Comprehensive Guide to TS EAMCET Physics. Other applicable Exams - JEE Main, VITEEE, SRM JEE, MHT-CET, K-CET, BITSAT, AMU & Other State Engg. Entrance Exams>Chapter 1 - Laws of Motion>Exercise 2>Q 27

A force of

10 N

acts on a body of mass

20 kg

for

10

seconds. Change in its momentum is

A light string passing over a smooth light pulley connects two blocks of masses m1 and m2 (vertically). If the acceleration of the system is g/8, then the ratio of the masses is

Important Questions on Laws of Motion

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A light string passing over a smooth light pulley connects two blocks of masses $m_{1}$ and $m_{2}$ (vertically). If the acceleration of the system is $g / 8$ , then the ratio of the masses is