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When a body is immersed partly or wholly in a liquid, there is an apparent loss in weight of the body which is equal to the weight of liquid displaced by the body.

  • True
  • False

Answer: Option A

Explanation:

TRUE, it is Archimedes Principle.

Similar Questions :

1. David Hughes invented

  • Machine Gun
  • Microphone
  • Microscope
  • Motorcycle

Answer: Option B

Explanation:

David Hughes of USA invented Microphone in 1878,

Machine Gun was invented by Richard Gatling of USA in 1861,

Microscope was invented by Z. Jansen of Netherlands in 1590,

Motorcycle was invented by Edward Butler of England in 1884.

2. K. Macmillan invented

  • Bicycle
  • Barometer
  • Calculating Machine
  • Centigrade Scale

Answer: Option A

Explanation:

K. Macmillan of Scotland invented Bicycle in 1839.

Barometer was invented by E. Torricelli of Italy in 1644.

Calculating Machine was invented by Pascal of France in 1642.

Centigrade Scale was invented by A. Celsius of France in 1742.

3. The absorption of ink by blotting paper involves

  • capillary action phenomenon
  • viscosity of ink
  • siphon action
  • diffusion of ink through the blotting

Answer: Option A

4. What is displacement ?

  • Longest distance covered by a body in a random direction.
  • Shortest distance covered by a body in a random direction.
  • Shortest distance covered by a body in a definite direction.
  • Longest distance covered by a body in a definite direction.

Answer: Option C

5. Light year is a unit of

  • Time
  • Light
  • Distance
  • Intensity of light

Answer: Option C

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