MCQ
For a reversible process, necessary condition is
  • A
    In the whole cycle of the system, the loss of any type of heat energy should be zero
  • B
    That the process should be too fast
  • C
    That the process should be slow so that the working substance should remain in thermal and mechanical equilibrium with the surroundings
  • The loss of energy should be zero and it should be quasistatic

Answer

Correct option: D.
The loss of energy should be zero and it should be quasistatic
The loss of energy should be zero and it should be quasistatic

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

A magnet oscillating in a horizontal plane has a time period of $2$ second at a place where the angle of dip is $30$ and $3$ seconds at another place where the angle of dip is $60.$ The ratio of resultant magnetic fields at the two places is
A ball thrown by one player reaches the other in 2 sec. the maximum height attained by the ball above the point of projection will be about
A rectangular coil of $300$ turns has an average area of average area of $25 \mathrm{~cm} \times 10 \mathrm{~cm}$. The coil rotates with a speed of $50 \mathrm{cps}$ in a uniform magnetic field of strength $4 \times 10^{-2} T$ about an axis perpendicular of the field. The peak value of the induced e.m.f. is (in volt)
If force and displacement of particle in direction of force are doubled. Work would be
Water is flowing through a horizontal pipe of non-uniform crosssection. At the extreme narrow portion of the pipe, the water will have
Emf is most closely related to
The decrease in the potential energy of a ball of mass $20 \mathrm{~kg}$ which falls from a height of $50 \mathrm{~cm}$ is
A thermodynamic process in which temperature $T$ of the system remains constant though other variable $P$ and $V$ may change, is called
A body of mass $10 kg$ is moving with a constant velocity of $10 m / s$. When a constant force acts for 4 seconds on it, it moves with a velocity $2 m / sec$ in the opposite direction. The acceleration produced in it is
A $10$ H.P. motor pumps out water from a well of depth $20 \mathrm{~m}$ and fills a water tank of volume $22380$ litres at a height of $10 \mathrm{~m}$ from the ground. the running time of the motor to fill the empty water tank is $\left(g=10 \mathrm{~ms}^{-2}\right)$