Physics question and answers for June 16, 2024
- Q A uniform chain of length L and mass M is lying 1th on a table and 4 vertically down over the edge of the table If g is acceleration due...
- Q Two objects A and B both with a mass of 2 kg collide The velocities before the collision are ViA 15i 30j m s V B 10i 5j m s...
- Q 12 A particle of mass m moves with constant speed v on a circular path of radius r Find magnitude of average force on it in half revolution 13 On...
- Q reeeeeee 3 k spring constant m Calculate the maximum elongation of the sp considering that the block is released from rest the natural length position of spring 2mg k mg...
- Q A 10 H P motor pumps out water from a well of depth 20m and fills a water tank of volume 22380 litres at a height of 10m from the...
- Q A person is pulling a mass m kg from ground on a fixed rough hemispherical surface upto the top of 11 the hemisphere with the help of light inextensible string...
- Q Two bodies A and B connected by a light rigid bar 10 m long move in two frictionless guider as shown in figure B starts from rest when it is...
- Q Two charged di electric spheres A solid and B hollow of same radius R and masses 2m and m respectively are kept on a horizontal rough surface The two spheres...
- Q 6 A series of n elastic balls whose masses are m em e m etc are at rest separated by intervals with their centres on a straight line Here e...
- Q 78 A particle A has charge q and particle B has charge 4q with each of them having the same mass m When allowed to fall from rest through same...
- Q A man of mass m is standing in an elevator moving downward with an acceleration bottom surface of the elevator on the man will be 1 3 3mg 4 5mg...
- Q A uniform chain of length L is suspended in equilibrium by an elastic string of natural length h as shown The chain is then suddenly cut at point A which...
- Q 50 Two fixed charges A and B of 5 C each are separated by a distance of 6 m C is the mid point of the line joining A and...
- Q 4 and r 7 A cell can be balanced against 110 cm and 100 cm of potentiometer wire respectively with and without being short circuited through a resistance of 10...
- Q State the work Energy theorem A block is moving up an inclined plane which makes an angle of 30 with the horizontal The mass of the block is 5 0...
- Q A man can swim in still water with a speed of 2 ms If he wants to cross a river of water current speed 3 ms along the shortest possible...
- Q 33 A current of 2 A flows through a 2 2 resistor wher connected across a battery The same battery supplies a current of 0 5 A when connected across...
- Q 1 A roller coaster is shown below The speed of the roller coaster at the top of the loop where the black dot is in the diagram is 10 0...
- Q 8 Two people have different masses and run up the same set of stairs Which of the following statements is correct a their power ratings are always equal b the...
- Q 0 The reference level is the ground in this question A person lifts a bucket of water of mass of 1 50 kg from a height of 1 00 m...
- Q 5 The gravitational potential energy of a bird of mass 2 kg situated on a tree branch that has a relative to the ground height of 150 cm off the...
- Q What is the factor by which a runner s kinetic energy is changed if the runner s velocity is ncreased to 10 times their initial velocity a b 5 times...
- Q 3 xVo 1 10 J 3 15 J VK M m 4 K M m 10 A body of mass 2 kg is acted upon by two forces 2 N...
- Q I wanted to ask we students are just taught Work force x displacement But isnt work affected by friction or angle of force or thru st Like if I apply...
- Q and ss tic and E then energy stored in B will be of equal magnit 1 2EA EA 3 2 stored in spring A is 2 EA 4 4 4EA...
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