Scalar and Vector Multiple Choice Questions (MCQs) PDF Download - 104

Force is a

1. Scalar quantity
2. Vector quantity
3. Base quantity
4. Derived quantity

Boiling is the change of state

1. from solid to liquid with change in temperature of 25 °C
2. from liquid to gas with change in temperature of 75 °C
3. from solid to liquid without change in temperature
4. from liquid to gas without change in temperature

Good conductor of heat is

1. Wood
2. Plastic
3. Copper
4. Wool

According to kinetic molecular model, in solids,

1. The particles are closely packed together, they occupy minimum space and are usually arranged in a regular pattern
2. The particles occur in clusters with molecules slightly further apart
3. The molecules are very far apart and occupy all the space made available to them
4. The movement of particles is high speed and random

Direction of waves is perpendicular to the direction of vibration in

1. transverse waves
2. longitudinal waves
3. both transverse and longitudinal waves
4. none of the waves