General Science Practice Question and Answer

Q:

Which is known as carbolic acid? 

2333 1

  • 1
    Phenol
    Correct
    Wrong
  • 2
    Ethanol
    Correct
    Wrong
  • 3
    Acetic acid
    Correct
    Wrong
  • 4
    Oxalic acid
    Correct
    Wrong
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Answer : 1. "Phenol "

Q:

An object is in static equilibrium when it is ________.  

2308 5

  • 1
    moving in a circular path
    Correct
    Wrong
  • 2
    at rest
    Correct
    Wrong
  • 3
    moving with uniform velocity
    Correct
    Wrong
  • 4
    accelerating at high speed
    Correct
    Wrong
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Answer : 2. "at rest "

Q:

Which of the gas is not known as green house gas?

2305 0

  • 1
    Methane
    Correct
    Wrong
  • 2
    Hydrogen
    Correct
    Wrong
  • 3
    Nitrous oxide
    Correct
    Wrong
  • 4
    Carbon dioxide
    Correct
    Wrong
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Answer : 2. "Hydrogen"
Explanation :

Whereas oxygen, nitrogen, and argon are not examples of greenhouse gases.


Q:

'Bar' is the unit of

2295 1

  • 1
    temperature
    Correct
    Wrong
  • 2
    heat
    Correct
    Wrong
  • 3
    current
    Correct
    Wrong
  • 4
    atmospheric pressure
    Correct
    Wrong
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Answer : 4. "atmospheric pressure"

Q:

Most commonly used motor in motor generator sets of high capacity?

2292 0

  • 1
    Cage Model Induction Motor
    Correct
    Wrong
  • 2
    synchronous motor
    Correct
    Wrong
  • 3
    DC Compounder Motor
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 2. "synchronous motor"
Explanation :

The tendency nowadays is to use synduction or synchronous motors. The synduction motor resembles an induction motor but runs at synchronous speed.

Q:

Example of complementary unit?

2269 1

  • 1
    force
    Correct
    Wrong
  • 2
    heat
    Correct
    Wrong
  • 3
    Angle
    Correct
    Wrong
  • 4
    pressure
    Correct
    Wrong
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Answer : 3. "Angle"

Q:

Washing soda is the common name for

2260 1

  • 1
    Calcium carbonate
    Correct
    Wrong
  • 2
    Sodium carbonate
    Correct
    Wrong
  • 3
    Calcium bicarbonate
    Correct
    Wrong
  • 4
    Sodium bicarbonate
    Correct
    Wrong
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Answer : 2. "Sodium carbonate"

Q:

Who is called the father of modern chemistry?

2234 0

  • 1
    Dalton
    Correct
    Wrong
  • 2
    Lavoisier
    Correct
    Wrong
  • 3
    Mendeleev
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 2. "Lavoisier"

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