Basic GK Practice Question and Answer

Q:

Do doctors use to check patients' nose, ears, throat etc.?

1348 0

  • 1
    plane mirror
    Correct
    Wrong
  • 2
    convex mirror
    Correct
    Wrong
  • 3
    concave mirror
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 3. "concave mirror"

Q:

Used in solar cooker?

1308 0

  • 1
    concave mirror
    Correct
    Wrong
  • 2
    convex mirror
    Correct
    Wrong
  • 3
    plane mirror
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 1. "concave mirror"

Q:

The width of a mirror is called the mirror?

1995 0

  • 1
    focus
    Correct
    Wrong
  • 2
    Dhruv
    Correct
    Wrong
  • 3
    Asterisks
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 3. "Asterisks"

Q:

The depth of the bucket filled with water seems low. this is due to ?

1425 0

  • 1
    complete internal reflection
    Correct
    Wrong
  • 2
    refraction
    Correct
    Wrong
  • 3
    Reflection
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 2. "refraction"

Q:

What is the S.I unit of lens capacity?

1621 0

  • 1
    meter
    Correct
    Wrong
  • 2
    (meter) 2
    Correct
    Wrong
  • 3
    diopter
    Correct
    Wrong
  • 4
    Others
    Correct
    Wrong
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Answer : 3. "diopter"

Q:

What is the capacity of a convex lens?

1432 0

  • 1
    negative
    Correct
    Wrong
  • 2
    positive
    Correct
    Wrong
  • 3
    zero
    Correct
    Wrong
  • 4
    Others
    Correct
    Wrong
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Answer : 2. "positive"

Q:

What is the reflection made by a plane mirror?

1361 0

  • 1
    Actual
    Correct
    Wrong
  • 2
    Fantasy
    Correct
    Wrong
  • 3
    vice versa
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 2. "Fantasy"

Q:

Does the Sun look round at sunrise and sunset?

1497 0

  • 1
    Spherical
    Correct
    Wrong
  • 2
    Cubic
    Correct
    Wrong
  • 3
    Elliptical
    Correct
    Wrong
  • 4
    flat
    Correct
    Wrong
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Answer : 4. "flat"

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