Physics Online MCQs Quiz Practice PAF MCAT Test

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Physics Solved MCQs Online Quiz Test

Q.1: The energy of SHM is maximum at——–?

  1. Mean position
  2. Extreme position
  3. In between mean and extreme
  4. All positions during SHM

D

Q.2: The product of the frequency and time period is equal to———?

  1. 1
  2. 2
  3. 3
  4. 4

A

Q.3: The length of the second pendulum is———?

  1. 100 cm
  2. 99 cm
  3. 99.2 cm
  4. 98 cm

C

Q.4: The displacement of SHM is written as X = X`sinθt if the displacement is written by X = Xθ sont then phase constant will be equal to——–?

  1. 0°
  2. 45°
  3. 90°
  4. 180°

C

Q.5: For what displacement the P.E becomes 1/4 of its maximum value ?

  1. x = x’
  2. x = x’/2
  3. x = x’/4
  4. x = x(2)’/2

C

Q.6: A convex lens gives a virtual image only when the objects lies———?

  1. between principal focus and center of curvature
  2. beyond 2 f
  3. at the principal focus
  4. between principal focus and optical center

D

Q.7: The minimum distance between an object and its real image in a convex lens is——-?

  1. 2 f
  2. 2.5 f
  3. 3f
  4. 4f

D

Q.8: Dioptre power of an concave lens of 10 cm focal length is——–?

  1. 10 dioptre
  2. 10 dioptre
  3. 1 / 10 dioptre
  4. 1 / 10 dioptre

B