Top Speed Quiz PDF: Questions and Answers - 95

MCQ 471: Forces acting on an object are balanced if resultant force on object is

1. constant
2. zero
3. increasing
4. decreasing

MCQ 472: EMF for a coil depends upon

1. the cross sectional area
2. no. of turns of wire
3. the magnitude of magnetic flux density
4. all of above

MCQ 473: Displacement is a

1. scalar quantity
2. vector quantity
3. base quantity
4. derived quantity

MCQ 474: Hardness of x-ray beam can be increased by increasing

1. voltage
2. current
3. frequency
4. wavelength

MCQ 475: Component which obeys Ohm's law is called

1. resistive component
2. efficient component
3. Ohmic component
4. non-Ohmic component