What is unit of Pressure?
Correct answer: D. All of these
- A. Barr
- B. Torr
- C. Pascal
- D. All of these
Explanation
The pascal is the SI unit of pressure, while the torr and bar are also accepted pressure units. Thus, “Barr” is presumably a misspelling of bar, making all the listed units valid.
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Everyday physics explains motion, force, work, power, pressure, heat, light, sound and electricity through familiar devices and natural events. Topics include simple machines, friction, expansion, reflection and refraction, lenses, household circuits, electrical safety and magnetism, with mass distinguished from weight and heat distinguished from temperature.
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