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What should be the angle between force and displacement vectors for a force to do maximum workdone ??

Posted by Yo Yo Honey Singh ? 8 years, 1 month ago

CBSE > Class 11 > Physics

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In an atom an electron is revolving around nucleus. What is the workdone

Posted by Yo Yo Honey Singh ? 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Chetan Chirag 8 years, 1 month ago

Its work done will be zero because its displacement is zero

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What is Torricelli's law

Posted by Rishabh Jaiswal 8 years, 1 month ago

CBSE > Class 11 > Physics

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What is pascals law

Posted by Debabrata Mukherjee 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Rishabh Jaiswal 8 years, 1 month ago

Suppose a water filled container is there with pumping scale of both side and a piston is there to the top of container and when piston is being pushed then pressure exaerted equally to all the pumping tube.

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What is relation between momentum

Posted by Parvindar Yadav 8 years, 1 month ago

CBSE > Class 11 > Physics

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A system of two blocks A and B are connected by an inextensible massless strings the pulley is massless and frictionless initially the system is at rest when a bullet of mass m moving with a velocity u as shown hits the block B and get embedded into it the impulse imparted by tension force of the block of mass 3m

Posted by Yashveer Singh 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Yashveer Singh 8 years, 1 month ago

3mu/5

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Formula of gravitational constant

Posted by Raj Kumar 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Rishabh Jaiswal 8 years, 1 month ago

GMm/r^2

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If a piston rotates 10time in10sec then what is the speed of the piston

Posted by Avijit Ku Maharana 8 years, 1 month ago

CBSE > Class 11 > Physics

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Prohectile

Posted by Suraj Chaudhary 8 years, 1 month ago

CBSE > Class 11 > Physics

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Calculate the force required to move a train of 200 quintal up on inclined plane of 1 in 50 with an acceleration of 2 m/s square. The force of friction per quintal is 0.5N.

Posted by Rakhi Pundir 8 years, 1 month ago

CBSE > Class 11 > Physics

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Define Hook's law.

Posted by Himanshu Kala 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Sneha S 8 years, 1 month ago

Hook's law is a limit upto which strain is directly proportional to stress

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Projectile in vertical motion

Posted by Abhijjet Prakash 8 years, 1 month ago

CBSE > Class 11 > Physics

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If the radius of earth decreases by 1% without changing its mass, will the acceleration due togravity at thesurface of the earth increase or decrease. If so, by what percent?

Posted by Anjali Yadav 8 years, 1 month ago

CBSE > Class 11 > Physics

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The escape velocity for a satellite is 11.2 km/s, if the satellite is launched at an angleof 60° with the vertical,what will be the escape velocity?

Posted by Anjali Yadav 8 years, 1 month ago

CBSE > Class 11 > Physics

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Coefficient of restitution

Posted by Divyanshi Chundawat 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Kritika Trehan 8 years, 1 month ago

The coefficient of restitution (COR) is a measure of the "restitution" of a collision between two objects: how much of the kinetic energy remains for the objects to rebound from one another vs. how much is lost as heat, or work done deforming the objects.

and the formula is <a href="https://i.stack.imgur.com/9086U.png" rel="nofollow noreferrer"></a>

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Posted by Ayush Verma 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Akshat Mishra 8 years, 1 month ago

6.67*10^-11

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V= omega r derivation

Posted by Aakash Deo 8 years, 1 month ago

CBSE > Class 11 > Physics

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Derive the Time period of simple pendulum

Posted by Shivam Panwar 8 years, 1 month ago

CBSE > Class 11 > Physics

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What is kinametics

Posted by Dipu Yadav 8 years, 1 month ago

CBSE > Class 11 > Physics

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Sonali Priya 8 years, 1 month ago

The branch of mechanics concerned with the motion of objects without reference to the forces which cause the motion.

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What is parallel axis theorm

Posted by Anushree Sonotra 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Jasmer Panjetha 8 years, 1 month ago

The moment of weight of all particles about the conservation of momentum is equal to zero

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What is escale velocity

Posted by Adarsh Rajput 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Shradha Tamang 8 years, 1 month ago

The minimum velocity required for a body to escape from earth's gravitational field and never return back to its orbit is called escape velocity.

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What is vernier callipers

Posted by Saurabh Maurya 8 years, 1 month ago

CBSE > Class 11 > Physics

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Kinetic energy

Posted by Shi Sh 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Shradha Tamang 8 years, 1 month ago

The energy possessed by the body by virtue of its motion is called kinetic energy.

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State law of conservation of angular momentum

Posted by Anushree Sonotra 8 years, 1 month ago

CBSE > Class 11 > Physics

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What is bernoullis theorem

Posted by Robin Verma 8 years, 1 month ago

CBSE > Class 11 > Physics

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What you mean by average speed and average velocity

Posted by Abhay Shaji 8 years, 1 month ago

CBSE > Class 11 > Physics

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What you mean by parallax method

Posted by Abhay Shaji 8 years, 1 month ago

CBSE > Class 11 > Physics

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What is gravitational constant

Posted by Ankit Saini 8 years, 1 month ago

CBSE > Class 11 > Physics

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A ball drop from a high building of hight H. At same time a ball is though vertically up ward with velocity 30 m/s. At what highly they meet?

Posted by Asad Hussain 8 years, 1 month ago

CBSE > Class 11 > Physics

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Apple bear is falling on the pole at the height of 10 m what is the colour of bear

Posted by Chirag Singh Tomar 8 years, 1 month ago

CBSE > Class 11 > Physics

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