| 1 |
When a 10 cm iron rod is heated to hgh tempeature. |
- A. Its volume decreases
- B. Its volume increases
- C. Its density deceases
- D. Its density increses
|
| 2 |
The average energy due to movement of molecules in a substances is called. |
- A. Potenital energy
- B. Electric energy
- C. Kinetic energy
- D. Chemical energy
|
| 3 |
The rise of liquid in the thermomeer is due to. |
- A. Evaporation
- B. Contraction
- C. Expansion
- D. Sublimation
|
| 4 |
The temperature of melting ice in Fahrenheit scale is. |
- A. 0 oF
- B. 32 oF
- C. 100 oF
- D. 212 oF
|
| 5 |
The bulb of the thermometer is filled with. |
- A. Oil
- B. Alcohol
- C. Water
- D. Salt
|
| 6 |
The temerature o boiling water in centigrade scale is. |
- A. 0 oC
- B. 32 oC
- C. 37 oC
- D. 100 oC
|
| 7 |
An empty steel container is sealed and heated, which of the following properties of the gas is likely to increase. |
- A. Mass
- B. Pressure
- C. Volume
- D. Density
|
| 8 |
The degreee of hotness or coldness is called. |
- A. Thermal contrction
- B. Heat
- C. Thermal Expansion
- D. Temperature
|
| 9 |
The contraction of the objects on cooling is due to. |
- A. Reduction in size of the particles
- B. Increase in size of the particles
- C. Increase in inter particles distances
- D. Decrease in inter particle distances
|
| 10 |
Centigade scale is also called |
- A. Fehrenheti scale
- B. Fake scale
- C. Absolute scale
- D. Celsius scale
|
