A mercury barometer measures the _____________ pressure?

Related Mcqs:

1. Ordinary mercury in glass thermometer is used for measuring temperature upto 120°C. However, for measuring higher temperature upto __________ °C, thermometer is made by filling nitrogen under pressure above the mercury, which stops the evaporation of mercury and reduces the chance of broken thread of mercury?

   A. 250 B. 350 C. 550 D. 700...

2. A barometer measures the _____________ pressure?

   A. Absolute B. Gauge C. Absolute as well as gauge D. dynamic...

3. An aneroid barometer measures the _____________ pressure?

   A. Atmospheric B. Absolute C. Vacuum D. Gage...

4. A mercury thermometer cannot be used to measure the temperature below the freezing point of mercury, which is _____________ °C?

   A. -38.9 B. -11.9 C. -60.9 D. -80.9...

5. Mercury thermometer is commonly used for low temperature measurement. The freezing point and boiling point of mercury are respectively _____________ °C?

   A. – 39 and 350 B. – 51 and 439 C. – 79 and 395 D. – 10 and 425...

6. Working principle of mercury in glass thermometer is based on the ______________ of mercury with increase in temperature?

   A. Increase of pressure B. Increase of thermal conductivity C. Volumetric expansion D. Differential linear expansion...

7. Working principle of mercury in glass thermometer is based on volumetric expansion of mercury with increase in temperature. Which of the following undergoes minimum volumetric expansion for a given temperature change ?

   A. Water B. Mercury C. Methyl alcohol D. Carbon-tetrachloride...

8. A manometer measures the _____________ pressure?

   A. Atmospheric B. Absolute C. Gauge D. None of these...

9. Mcleod gauge measures the _____________ pressure?

   A. Positive B. Sub-atmospheric C. Very high D. Atmospheric...

10. Mercury manometer (U-tube type) exemplifies a ______________ order system?

    A. Zero B. First C. Second D. Third...