Gas Pressure MCQ (Multiple Choice Questions) PDF Download

The natural pressure within our bodies is about

1. 2 atmosphere
2. 1 atmosphere
3. half atmosphere
4. 1.5 atmosphere

The air pressure at high altitudes is

1. lower than 1 atmosphere
2. 1 atmosphere
3. more than 1 atmosphere
4. 2 atmosphere

The value of the pressure exerted by the layer of air at sea level is commonly referred to as

1. 2 atmosphere
2. 1 atmosphere
3. half atmosphere
4. 1.5 atmosphere

If the density of water is 1000 kg m^-3, atmospheric pressure is 1.01 × 10⁵ and gravitational field strength is 10 N kg^-1.What is the pressure acting on a scuba diver when he is at the surface?

1. 3.01 × 10⁵
2. 2.01 × 10⁵
3. 1.01 × 10⁵
4. 10.01 × 10⁵

The pressure exerted by the layer of air at sea level is

1. 1.013 × 10⁵
2. 2.013 × 10⁵
3. 0.013 × 10⁵
4. 0.013 × 10⁵