MCQ
In isothermic process, which statement is wrong
  • A
    Temperature is constant
  • B
    Internal energy is constant
  • No exchange of energy
  • D
    and are correct

Answer

Correct option: C.
No exchange of energy
(c) In isothermal process, exchange of energy takes place between system and surrounding to maintain the system temperature constant.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

If a spring extends by $x$ on loading, then energy stored by the spring is (if $T$ is the tension in the spring and $K$ is the spring constant)
An insulator container contains 4 moles of an ideal diatomic gas at temperature $T$. Heat $Q$ is supplied to this gas, due to which 2 moles of the gas are dissociated into atoms but temperature of the gas remains constant. Then
A marble block of mass $2 \mathrm{~kg}$ lying on ice when given a velocity of $6 \mathrm{~m} / \mathrm{s}$ is stopped by friction in $10 \mathrm{~s}$. Then the coefficient of friction is
A bus is moving with a velocity of $5 \mathrm{~m} / \mathrm{s}$ towards a huge wall. the driver sounds a horn of frequency $165 \mathrm{~Hz}$. If the speed of sound in air is $355 \mathrm{~m} / \mathrm{s}$, the number of beats heard per second by a passenger on the bus will be
If the magnetic dipole moment of an atom of diamagnetic material, paramagnetic material and ferromagnetic material denoted by $\mu_d, \mu_p, \mu_f$ respectively then
The magnitude of a given vector with end points $(4,-4,0)$ and $(-$ $2,-2,0)$ must be
If the ratio of specific heat of a gas at constant pressure to that at constant volume is $\gamma$, the change in internal energy of a mass of gas, when the volume changes from $V$ to $2 \mathrm{~V}$ constant pressure $p$, is
Two bodies of different masses $m_1$ and $m_2$ have equal momenta.Their kinetic energies $E_1$ and $E_2$ are in the ratio
A wire has a mass $0.3 \pm 0.003 g$, radius $0.5 \pm 0.005 mm$ and length $6 \pm 0.06 cm$. The maximum percentage error in the measurement of its density is
Which of the following sets of concurrent forces may be in equilibrium