A. T.V
B. Radio
C. Microwave oven
D. Bulb
Related Mcqs:
- The sharpness of resonance is__________________?
A. Directly proportional to the damping force
B. Inversely proportional to the damping force
C. Equal to the square of damping force
D. Equal to the square of damping force - Electrical resonance is observed in_______________?
A. Radio
B. Microwave oven
C. Both in radio and microwave oven
D. Neither in radio nor in a microwave oven - The energy absorbed by a body is __________________ at resonance?
A. Maximum as well minimum
B. Minimum only
C. Maximum only
D. 0 - At resonance the value of the power factor in an L-C-R series circuit is_______________?
A. Zero
B. 2
C. 1
D. Not definite - When a force is parallel to the direction of motion of the body, then work done on the body is_____________________?
A. zero
B. minimum
C. infinity
D. maximum - Work done by the force of friction is____________________?
A. always positive
B. always negative
C. positive only for small frictional force
D. positive only for large frictional force - Which of the following types of force can do no work on the particle on which it acts ?
A. frictional force
B. gravitational force
C. elastic force
D. centripetal force - The area enclosed by the curve ABCDA for a Carnot heat engine represents the work done by Carnot engine_______________?
A. at any instant
B. averagely
C. during its operation
D. during one cycle - The work done in the isochoric process is________________?
A. constant
B. variable
C. zero
D. depends on situation - In which process all the heat supplied is converted into work done ?
A. isothermal
B. isochoric
C. isobaric
D. isentropic
