Question

Physics
ck () the correct answer:
1. How much is the atmospheric pressure at the sea level?
b) 1.03 kPa
b) 101.3 KPa
d) 10.13 KPa
d) 1.01 KPa
2. Which of the following does not exert any pressure on the container ?
b) Hydrogen gas
b) Oxygen gas
c) Water
d) None of these
3. What instrument is used to measure atmospheric pressure ?
a) Thermometer
b) Barometer
c) Nanometer
d) Spectrometer
4. Which of the following is not a unit of pressure ?
a) Pascal b) mm of mercury column
d) None of these
c) N/m​

Answer 1

Answer:

1. b) 101.3 kPa

2. d) None of these

3. b) Barometer

4. c) N/m