| 1 |
Observed pressure is less than ideal pressure for any gas due to |
- A. Intermolecular forces
- B. Size of molecules
- C. Boiling point of molecules
- D. Both a and c
|
| 2 |
Gas equation is derived by combining |
- A. Avogadro's and Charles's Law
- B. Boyle's and Charles's Law
- C. Avogadro's and Boyle's Law
- D. Avogadro's, Boyle's and Charles's Law
|
| 3 |
The real gas obeying Van der Waal's equation will resemble ideal gas is. |
- A. both 'a' and 'b' are large
- B. both 'a' and 'b' and small
- C. 'a' is small and 'b' is large
- D. 'a' is large and 'b' is small
|
| 4 |
If absolute temperature of gas is doubled and the pressure is reduced to one half, the volume of the gas will. |
- A. Remain unchanged
- B. Increase four times
- C. Reduce to 1/4
- D. Be doubled
|
| 5 |
The temperature of natural plasma is about. |
- A. 200000 <sup>o</sup>C
- B. 10000<sup>o</sup>C
- C. 5000<sup>o</sup>C
- D. 1000<sup>o</sup>C
|
| 6 |
The free expansion of the gas from high pressure towards the low pressure causes |
- A. Increase of temperature
- B. Decrease of temperature
- C. Grater number of collisions among the molecules
- D. Decrease of velocity of gas molecules
|
| 7 |
Which one of the following gases diffuse more rapidly. |
- A. <div>Cl2</div>
- B. CO2
- C. CH4
- D. N2
|
| 8 |
Under which conditions of temperature and pressure will a real gas behave most like an ideal gas. |
- A. Low temperature and how pressure
- B. High temperature and high pressure
- C. Low temperature and high pressure
- D. High temperature and low pressure
|
| 9 |
According to Boyle's law which parameters give a straight line parallel to x -axis when we plot a graph between |
- A. P and V
- B. P and 1/V
- C. P and PV
- D. V and T
|
| 10 |
The partial pressure of oxygen in lungs is |
- A. 760 torr
- B. 320 torr
- C. 159 torr
- D. 116 torr
|