Thermal Energy Transfer: Applications MCQ (Multiple Choice Questions) PDF - 126

MCQ 626: ACs are a bad example of

1. conduction
2. convection
3. radiation
4. conduction and radiation both

MCQ 627: Zero acceleration or deceleration means that

1. an object is stationary
2. an object is moving with constant velocity
3. an object may be moving with constant velocity or maybe is stationary
4. the object is in a state of equilibrium

MCQ 628: Boiling takes place

1. throughout the liquid
2. only at the surface
3. from the sides only
4. at the bottom only

MCQ 629: A man pulls a box of mass 12 kg with a force of 72 N. The acceleration of the box is

1. 6 m s^-2
2. 60 m s^-2
3. 84 m s^-2
4. 864 m s^-2

MCQ 630: Symbol to represent speed of light in medium is

1. l
2. m
3. c
4. v