1. SI units are metric system of units. 2. Temperature is a measure of total kinetic energy of the particles in a system.

Question

True or False:

1.SI units are metric system of units.

2. Temperature is a measure of total kinetic energy of the particles in a system.

3. In thermometers, freezing point of water is taken as the Upper Fixed Point.

4. One coulomb of charge flowing per minute is called ‘ampere’.

5. Amount of substance gives the number of particles present in the substance.

6. Intensity of light from a candle is approximately equal to one ‘candela’.

7. Angle formed at the top of a cone is an example of ‘Plane Angle’.

8. Quartz clocks are used in GPS Devices.

9. Candela is used to express electric field intensity.

10. The number 4.582 can be rounded off as 4.58.

Answer 1

1. True

2. False - Temperature is a measure of average kinetic energy of the particle in a system.

3. False - In thermometers, boiling point of water is taken as the upper Fixed point.

4. False - One coulomb of charge flowing per second is called 'ampere'.

5. True.

6.True.

7. True

8. False - Atomic clocks are used in GPS Devices.

9. False - Candela is used to express luminous intensity.

10. True