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What is the range of mercury thermometer ?

  • 0 degree Celsius to 350 degree Celsius
  • -10 degree Celsius to 350 degree Celsius
  • -20 degree Celsius to 350 degree Celsius
  • -30 degree Celsius to 350 degree Celsius

Answer: Option D

Similar Questions :

1. What is unit of Electrical Capacity ?

  • henry
  • farad
  • volt
  • ohm

Answer: Option B

Explanation:

henry is unit of Magnetic Induction,

volt is unit of Potential Difference,

ohm is unit of Electric Resistance.

2. Which is true

  • In a static liquid at same horizontal level, pressure is more at centre
  • In a static liquid at same horizontal level, pressure is less at centre.
  • In a static liquid at same horizontal level, pressure is same at all points
  • In a static liquid at same horizontal level, pressure is different at all points

Answer: Option C

3. Electric Motor converts

  • Electrical energy into mechanical energy
  • Mechanical energy into Electrical energy
  • Electrical energy into light energy
  • None of above

Answer: Option A

4. Atom is the smallest part of matter which takes part in chemical reactions.

  • True
  • False

Answer: Option A

5. What is escape velocity ?

  • Escape velocity is the maximum velocity with which a body should be projected from the surface of earth so it do not go beyond gravitational field of earth.
  • Escape velocity is the minimum velocity with which a body should be projected from the surface of earth so it do not go beyond gravitational field of earth.
  • Escape velocity is the minimum velocity with which a body should be projected from the surface of earth so as it goes out of gravitational field of earth and never return to earth.
  • Escape velocity is the maximum velocity with which a body should be projected from the surface of earth so as it goes out of gravitational field of earth and never return to earth.

Answer: Option C

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