EASY

TS EAMCET

IMPORTANT

Earn 100

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?

100% studentsanswered this correctly

Important Questions on Laws of Motion

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

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 28

50 kg

ice skater, initially at rest, throws a

0.15 kg

snowball with a speed of

35 m s^{- 1}

. What is the approximate recoil speed of the skater?

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 29

A rifleman, who together with his rifle has a mass of

100 kg

stands on a smooth surface and fires

10

shots horizontally. Each bullet has a mass

10 g

and a muzzle velocity of

800 m s^{- 1}

. The velocity which the rifleman attains after firing

10

shots 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 30

A body of mass

2 kg

is placed on a horizontal surface having kinetic friction

0.4

and static friction

0.5

. If the force applied on the body is

2.5 N

, then the frictional force acting on the body will be

[g = 10 m s^{- 2}]

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 31

A bag of sand of mass

m

is suspended by a rope. A bullet of mass

\frac{m}{20}

is fired at it with a velocity

v

and gets embedded into it. The velocity of the bag finally is

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?

Important Questions on Laws of Motion

Learn and Prepare for any exam you want !

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?