CBSE > Class 11 > Physics | CBSE Board | Homework Help

Ask questions which are clear, concise and easy to understand.

Ask Question

What should be the minimum acceleration of truck so that the body place on rare side of truck does not slide

Posted by Suman A 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

What is 1 parsec ?

Posted by Hari Arora 8 years, 3 months ago

CBSE > Class 11 > Physics

1 answers

Keshav M 8 years, 3 months ago

3.048×10 ki power 16 m

2Thank You

ANSWER

Posted by Abhishek Kymar 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

What will be angle b/w two forces of equal magnitude, if the magnitude of resultant force is equal to any one of the two

Posted by Isha Gupta 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

A simple pendulam is suspended vertically from the ceiling of a car. If the car is moving with an acceleration of 0.49m/s2 , the string of the simple pendulum will make an angle with the vertical whose magnitude will be-

Posted by Isha Gupta 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

two balls of different masses are throw vertically upqard with same initial velocity .hight attained by them are h1 and h2 respectively what is h1/h2

Posted by Vivek Kumar 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

1) A rocket of initial mass 6000kg ejects mass at a constant rate of 16kg/s .What is the acceleration of the rocket a minute after the blast ? (neglect gravity) 2)In a projectile v=3i+4j ,find the angle of projection and time of flight.

Posted by Shreyansh Tater 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

Why pushing is easier than pulling

Posted by Vaishali Kushwaha 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

Why is steam is hoter than hot water?

Posted by Eshu Raj 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

What is negative workdone

Posted by Santosh Bisht 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

Which is the best book for physics{ questions only very little theory and problem solving tips} with solutions for jee advanced perspective? Its solutions should be truthful and can be trusted plus it must give us practice for every type of question.

Posted by Rishabh Sahu 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

How will you determine the displacement of a body using velocity time grapg

Posted by Vinay Poddar 8 years, 3 months ago

CBSE > Class 11 > Physics

1 answers

Swarnali Mondal 8 years, 3 months ago

The area under v-t graph gives displacement.

1Thank You

ANSWER

Find the linear momentum and kinetic energy an object of mass at the highest point in the projectile motion

Posted by Vaishali Pal 8 years, 3 months ago

CBSE > Class 11 > Physics

2 answers

Isha Gupta 8 years, 3 months ago

Linear momentum is 0 but in case of kinetic energy ,we can't say it is definitely 0 ,it may be zero

0Thank You

Suraj Singh 8 years, 3 months ago

0Thank You

ANSWER

Write the relation between linear acceleration and linear velocity. Express it for uniform circular motion.

Posted by Rishabh Jaiswal 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

Physics

Posted by Rahul Dev 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

If the net force acting upon the particle is zero then show that its linear momentum remains constant

Posted by Anushka Vashishth 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

Find an expression of distance covered by a particle in nth sec

Posted by Subhumm Singh 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

On beating a blanket with a stick for ceilings the dust particle get isolated from it why

Posted by Yash Sahu 8 years, 3 months ago

CBSE > Class 11 > Physics

2 answers

Bibhash Anand 8 years, 3 months ago

Due to the Newton's first law of motion.

0Thank You

Ekansh Verma 8 years, 3 months ago

Due to the law of inertia

0Thank You

ANSWER

What is law of inertia

Posted by Krishnakant Swami 8 years, 3 months ago

CBSE > Class 11 > Physics

1 answers

Ekansh Verma 8 years, 3 months ago

According to this law , any body remains in its state of rest or motion until there is no external applied on body.

1Thank You

ANSWER

Dtgcyug

Posted by Harsh Baghel 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

7i-3j-5k i+j-k

Posted by Gajrav Maravj 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

What is nature of physical law

Posted by Amir Khan 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

Why is gravitational potential energy negative?

Posted by Vandana Amol 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

Why does moon have no atmosphere?

Posted by Vandana Amol 8 years, 3 months ago

CBSE > Class 11 > Physics

1 answers

Rahul Poddar 8 years, 3 months ago

When we find the escape velocity at moon it is equivalent to 1.8 km/s according to kinetic theory of gases the velocity of gaseous particle is greater than escape velocity at moon so their is no atmosphere at moon gaseous particles are escape from moon

2Thank You

ANSWER

The value of acceleration due to gravity increases as we go from equator to poles. Explain it.

Posted by Vandana Amol 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

What types of vectors???

Posted by Rupesh Singh 8 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

Express centripetal acceleration.

Posted by Rishabh Jaiswal 8 years, 3 months ago

CBSE > Class 11 > Physics

2 answers

Mohit Sharma 7 years, 10 months ago

Deriving the centripetal acceleration formula. A body that moves in a circular motion (of radius r) at constant speed (v) is always being accelerated. The acceleration is at right angles to the direction of motion (towards the center of the circle) and of magnitude v² / r.

0Thank You

Rishabh Jaiswal 8 years, 3 months ago

It is the rate of change of tangential velocity.

0Thank You

ANSWER

Express centripetal force .

Posted by Rishabh Jaiswal 8 years, 3 months ago

CBSE > Class 11 > Physics