1

JEE Main 2021 (Online) 22th July Evening Shift

Numerical

+4

-1

In 5 minutes, a body cools from 75$$^\circ$$C to 65$$^\circ$$C at room temperature of 25$$^\circ$$C. The temperature of body at the end of next 5 minutes is _________$$^\circ$$ C.

Your input ____

2

JEE Main 2021 (Online) 20th July Evening Shift

Numerical

+4

-1

One mole of an ideal gas at 27$$^\circ$$ is taken from A to B as shown in the given PV indicator diagram. The work done by the system will be _________ $$\times$$ 10

^{$$-$$1}J. [Given : R = 8.3 J/mole K, ln2 = 0.6931] (Round off to the nearest integer)Your input ____

3

JEE Main 2021 (Online) 20th July Morning Shift

Numerical

+4

-1

In the reported figure, heat energy absorbed by a system in going through a cyclic process is ___________ $$\pi$$J.

Your input ____

4

JEE Main 2021 (Online) 18th March Morning Shift

Numerical

+4

-1

Two separate wires A and B are stretched by 2 mm and 4 mm respectively, when they are subjected to a force of 2 N. Assume that both the wires are made up of same material and the radius of wire B is 4 times that of the radius of wire A. The length of the wires A and B are in the ratio of a : b. Then a/b can be expressed as 1/x where x is _________.

Your input ____

Questions Asked from Heat and Thermodynamics (Numerical)

Number in Brackets after Paper Indicates
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