General Science Questions Practice Question and Answer

Q:

When an object is placed in front of a concave mirror at its center of curvature, the image formed will be 

677 0

  • 1
    real, inverted and smaller than object
    Correct
    Wrong
  • 2
    real, inverted and equal to the size of object
    Correct
    Wrong
  • 3
    virtual, erect and smaller than object
    Correct
    Wrong
  • 4
    virtual, erect and equal to the size of object
    Correct
    Wrong
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Answer : 2. "real, inverted and equal to the size of object "

Q:

An object is placed between two plane mirrors which are kept at 60° with each other. The number of images formed will be 

606 0

  • 1
    3
    Correct
    Wrong
  • 2
    4
    Correct
    Wrong
  • 3
    5
    Correct
    Wrong
  • 4
    7
    Correct
    Wrong
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Answer : 3. "5"

Q:

Method of heat transfer, by which heat emitted by the Sun reaches the Earth 

482 0

  • 1
    convection
    Correct
    Wrong
  • 2
    conduction
    Correct
    Wrong
  • 3
    radiation
    Correct
    Wrong
  • 4
    convection and conduction both
    Correct
    Wrong
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Answer : 3. "radiation "

Q:

In SI unit system, pascal is the unit of 

497 0

  • 1
    pressure
    Correct
    Wrong
  • 2
    work
    Correct
    Wrong
  • 3
    cnergy
    Correct
    Wrong
  • 4
    power
    Correct
    Wrong
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Answer : 1. "pressure "

Q:

The disease caused by virus is 

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  • 1
    Typhoid
    Correct
    Wrong
  • 2
    Malaria
    Correct
    Wrong
  • 3
    Rabies
    Correct
    Wrong
  • 4
    Diarrhoea
    Correct
    Wrong
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Answer : 3. "Rabies "

Q:

A bulb (100w, 200v) is connected to a voltage of 160 v. voltage. the power dissipation is

656 0

  • 1
    64 W
    Correct
    Wrong
  • 2
    100 W
    Correct
    Wrong
  • 3
    32 W
    Correct
    Wrong
  • 4
    160 W
    Correct
    Wrong
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Answer : 1. "64 W"

Q:

A pattent of hypermetropia is given spectacles of

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  • 1
    lens of zero capacity
    Correct
    Wrong
  • 2
    compound lens
    Correct
    Wrong
  • 3
    convex lens
    Correct
    Wrong
  • 4
    concave lens
    Correct
    Wrong
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Answer : 3. "convex lens"

Q:

Which method of heat transmission does not require a medium?

457 0

  • 1
    Radiation
    Correct
    Wrong
  • 2
    Convection
    Correct
    Wrong
  • 3
    Conduction
    Correct
    Wrong
  • 4
    diffusion
    Correct
    Wrong
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Answer : 1. "Radiation"

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