Recent questions in Exam papers

0 votes

1 answer 374 views

Three identical masses m are kept at the vertices of equilateral Δ of side ‘a’.

asked May 26, 2021 in Physics by Doubtly (98.9k points)

0 votes

1 answer 418 views

There is a stream of neutrons with the kinetic energy of 0.0327 eV.

asked May 22, 2021 in Physics by Doubtly (98.9k points)

0 votes

1 answer 359 views

There is a stream of neutrons with a kinetic energy of 0.0327 eV.

asked May 22, 2021 in Physics by Doubtly (98.9k points)

0 votes

1 answer 776 views

The magnetic flux linked with a coil (in Wb) is given by the equation ϕ = 5t^2 + 3t + 16 The magnitude of induced

asked May 13, 2021 in Physics by Doubtly (98.9k points)

0 votes

1 answer 276 views

A beam of protons with speed 4 × 105 ms–1 enters a uniform magnetic field of 0.3T at an angle of 60º

asked May 13, 2021 in Physics by Doubtly (98.9k points)

0 votes

1 answer 702 views

In a Young's double slit experiment, light of 500 nm is used to produce an interference pattern.

asked May 13, 2021 in Physics by Doubtly (98.9k points)

0 votes

1 answer 963 views

A plano-convex lens of unknown material and unknown focal length is given.

asked May 10, 2021 in Physics by Doubtly (98.9k points)

0 votes

1 answer 546 views

A cylindrical vessel containing a liquid is rotated about its axis so that the liquid rises at its sides as shown in the figure. The radius of vessel is

asked May 5, 2021 in Physics by Doubtly (98.9k points)

0 votes

1 answer 480 views

If intensity after passing through a polaroid is 100 Lumen. Now this same polaroid is rotated by 30° about it's axis then

asked May 5, 2021 in Physics by Doubtly (98.9k points)

0 votes

1 answer 647 views

An object when placed at 10 cm from convex lens & when placed at 20 cm from it, image produced has same height. Find focal length of lens?

asked May 1, 2021 in Physics by Doubtly (98.9k points)

0 votes

1 answer 1.5k views

A screw gauge shows 8 division on circular scale below reference line when no object is placed. Number of division on circular scale

asked May 1, 2021 in Physics by Doubtly (98.9k points)

0 votes

1 answer 732 views

Two particles having mass M1 = 4 gm, M2 = 16 gm. If kinetic energy of both the particle is equal then ratio of their momentum is n : 2 then n is:

asked May 1, 2021 in Physics by Doubtly (98.9k points)

+1 vote

1 answer 622 views

Formation of real image using a biconvex lens is shown below If the whole set up is immersed in water without disturbing the object and the

asked Apr 19, 2021 in Physics by Doubtly (98.9k points)

0 votes

1 answer 368 views

A load of mass M kg is suspended from a steel wire of length 2m and radius 1.0mm in Searle's apparatus

asked Apr 19, 2021 in Physics by Doubtly (98.9k points)

+1 vote

1 answer 878 views

The image of an object, formed by a plano-convex lens at a distance of 8m behind the lens, is real and is one third the size of the object.

asked Apr 18, 2021 in Physics by Doubtly (98.9k points)

0 votes

1 answer 310 views

An electromagnetic wave can be produced, when charge is Amoving with a constant velocity

asked Apr 16, 2021 in Physics by Topper11 (2.8k points)

+1 vote

1 answer 346 views

A gas mixture consists of 3 moles of oxygen and 5 moles of argon at temperature T.

asked Apr 16, 2021 in Physics by Doubtly (98.9k points)

0 votes

1 answer 563 views

The radius in kilometre to which the present radius of earth (R = 6400 km) to be compressed so that the escape velocity is increased 10 times is ____________

asked Apr 15, 2021 in Physics by Doubtly (98.9k points)

+1 vote

1 answer 339 views

A Carnot's engine working between 400 K and 800 K has a work output of 1200 J per cycle.

asked Apr 15, 2021 in Physics by Doubtly (98.9k points)

+1 vote

1 answer 1.2k views

A polyatomic ideal gas has 24 vibrational modes. What is the value of gamma ?

asked Apr 15, 2021 in Physics by Doubtly (98.9k points)

Recent questions in Exam papers

Most popular tags