Question 21 : Which of the following is not a pressure measuring device?
1. Manometer
2. Barometer
3. Galvanometer
4. None of the mentioned
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Question 22 : 10 mm of water (density = 1000 kg/m³) and 5 mm of a liquid has the same pressure drop, what is the density of liquid?
1. 500 kg/m³
2. 1000 kg/m³
3. 1500 kg/m³
4. 2000 kg/m³
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Question 23 : An open tank 10 m deep is completely filled with a liquid of density 5 kg/m³, what is the pressure difference at the top and bottom?
1. 100 N/m²
2. 250 N/m²
3. 500 N/m²
4. 1000 N/m²
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Question 24 : What is the pressure of 1 mole of an ideal gas at 27^oC occupying 1 Liter of volume?
1. 12.31 atm
2. 24.63 atm
3. 36.95 atm
4. 48.94 atm
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Question 25 : What is the pressure if 10 N of force acts at 30 degrees from the surface of area 5 m²?
1. 1 Pa
2. 2 Pa
3. 5 Pa
4. 10 Pa
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Question 26 : What is the pressure if 10 N of force acts at 60 degrees from the normal of a 5 m² surface?
1. 0.5 Pa
2. 1 Pa
3. 2 Pa
4. 4 Pa
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Question 27 : What is the pressure if 10 N of force is acting normally on 5 m² surface area?
1. 2 Pa
2. 4 Pa
3. 8 Pa
4. 10 Pa
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Question 28 : What is the pressure of 1900 Torr in bar?
1. 2.1
2. 2.3
3. 2.4
4. 2.5
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Question 29 : What is the pressure of 380 Torr in bar?
1. 0.13
2. 0.49
3. 0.5
4. 1
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Question 30 : What is the pressure of 38 mm Hg in Torr?
1. 0.05
2. 0.5
3. 1
4. 38
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