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Name of the instrument to measure atomspheric pressure ?

  • Barometer
  • Barograph
  • Bolometer
  • Callipers

Answer: Option A

Explanation:

Barograph - Recordings of atmospheric pressure,
Bolometer - Used to measure heat radiation,
Callipers - Used to measure inner and outer diameters of bodies.

Similar Questions :

1. What are audible sound waves ?

  • Having frequency less than 20 Hz
  • Having frequency between 20 Hz to 20000 Hz
  • Having frequency more than 20000 Hz
  • None of above

Answer: Option B

2. What is unit of Viscosity ?

  • coulomb
  • newton second per square meter
  • watt per meter per degree celcius
  • joule per kilogram per Kelvin

Answer: Option B

Explanation:

coulomb is unit of Electric Charge,

watt per meter per degree celcius is unit of Thermal Conductivity,
joule per kilogram per Kelvin is unit of Specific Heat capacity.

3. The incident ray, reflected ray and normal to the reflecting surface at the incident point all never lie in same plane.

  • True
  • False

Answer: Option B

4. Light year is a unit of

  • Time
  • Light
  • Distance
  • Intensity of light

Answer: Option C

5. Which law is also called law of inertia ?

  • Newton first law
  • Newton second law
  • Newton third law
  • All of above

Answer: Option A

Read more from - Physics Questions Answers
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