Recently Active Physics Questions

*Image* Find the velocity of point C on string. ...

*Image* What is the time period of small horizontal oscillation of the given block? ...

*Image* Now my doubt is, if we consider C as the origin then centre of mass comes on CD at a distance L/4 from C. i.e., F ≡ (0, L/4) But what if we consider A as the origin... *Image* In this case we get, F ≡ (L/2, L/4) C ...

This is a part of my initiative - Not A Doubt : A snowball is thrown against a wall . Where does its momentum go ? Where does its energy go ? Explain clearly . ...

1. A stone is dropped from top of a tower. When it crosses a point 5 m below the top , another stone is dropped from a point 25 m below the top. Both stones reach the bottom of the tower simultaneously. Find the height of the ...

How was NSEP for u guys (those who gave) ? ...

A typhoon originates in the Indian Ocean. Satellite imaging shows that the distance travelled by it are 105 and 95 kms in the first 2 hours after it originated. It is dangerous at speeds above 50 km/hr. Find the time for the ...

1. A projectile is fired at an angle 60â—¦ with some velocity u. If the angle is changed infinitesimally, let the corresponding fractional changes in the range and the time of flight be x and y, respectively, Then y is (A) 2/ ...

How to find the intensity at any point on the axis of the ring? Please explain. ...

A stone is projected from the ground so as to hit a bird on the top of a vertical pole of height h and then attain a maximum height 2h above the ground.if at the instant of projection the bird flies away horizontally with a u ...

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Q1) *Image* Please explain whether (c) is true/false *Image* *Image* *Image* Answers Q67) 9 Q70) 4 Please explain your answers briefly. ...

*Image* *Image* Some help will be appreciated. I just know that conservation of string follows here. But relating velocities troubling me. P.S Don't panic that it is copied from some very hi fi book. It can be found in any Fi ...

*Image* the question states this........ there is an incomplete loop moving in a uniform magnetic field with a speed v...... the loop between points p and q is not complete find the potntial diffrence between pnt p and q ...

A satellite revolves round the Earth. Air pressure inside the satellite is maintained at 76 cm of mercury. What will be the height of the mercury column in a barometer tube in 1m long placed in the satellite? ...

*Image* In the adjoining figure, If the INPUT is a Square Wave, the Output wave will look like : ...

*Image* Ans Is 3R ...

Consider the Setup Shown, If the L - Shaped object is deflected slightly it oscillates. Find he frequency of the same. *Image* ...

dimension for inertia? ...

Can we accelerate a charged particle by a magnetic field? ...

COnsider a normal pendulum. It is moving under gravity. It has a hollow bob. water leaks out of the bob at a constant rate so . How will T be affected the right answer is that time period will increase and then decreaseMy ans ...

day after 2morrow is my kvpy exam. non-programmable calculators are allowed for the kvpy exam. will i b able to use my casio fx-991ES calculator??? ...

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*Image* a rod of length l is resting on a horizontal floor.at a certain instant of time,lower end has a velocity of 3m/s what is the minimum velocity of of the upper end of the rod? ...

what is the tension of the rope that connects the two blocks of masses M & m. given that the co-efficient of friction between the surface and each of the block is μ *Image* ...

Have i gone crazy or has the kvpy ones gone question A concave lens of focal length 20 cm is given. A point object is at 10 m toward sleft of it .Find its image. Official solution since the image is at 2f the image is also fo ...

While walking on the ice we take short steps.....as short steps provides:- a)Larger Friction b)Smaller Friction c)Larger Normal force d) Smaller Normal Force ...

Please Help me. I know it's a very easy problem for many of you out there. But somethings there I could not understand, please help me by devoting your few minutes. *Image* Find final Charges on each surface and the charge fl ...

*Image* find acceleration of blocks. pulleys are light & frictionless, strings are light and inextensible ...

two rods of equal length, Rod-1 along X-axis and Rod-2 along the Y-axis are placed in such a way that the mid points of the two rods are at the origin and the mid points are welded at the mid point. the rod-1 move with a velo ...