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The angle of reflection is equal to the angle of incidence.

  • True
  • False

Answer: Option A

Similar Questions :

1. Who discovered Atom ?

  • Madam Curie
  • James Chadwick
  • Rutherford
  • John Dalton

Answer: Option D

Explanation:

John Dalton discovered Atom in 1808,

Madam Curie discovered Radium in 1898,

James Chadwick discovered Neutron in 1932,

Rutherford discovered Proton in 1919.

2. Lognitudinal waves and Transverse waves are types of ?

  • Mechanical waves
  • Non-Mechanical waves
  • Both of above
  • None of Above

Answer: Option A

3. The nuclear reaction in which a heavy nucleus splits into two nuclei of nearly equal mass is called

  • Nuclear fusion
  • Nuclear fission
  • Nuclear reaction
  • Fast breeding

Answer: Option B

4. What are audible sound waves ?

  • Having frequency less than 20 Hz
  • Having frequency between 20 Hz to 20000 Hz
  • Having frequency more than 20000 Hz
  • None of above

Answer: Option B

5. The rotational effect of a force on a body about an axis of rotation is described in terms of

  • Centre of gravity
  • Centripetal force
  • Centrifugal force
  • Moment of force

Answer: Option D

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