Physics Practice Question Entry Test MCQs Quiz Test

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Physics Solved MCQs Online Quiz Test

Q.1: In multiplication and division of measurement——-?

  1. Percentage uncertainties are added
  2. Absolute uncertainties are added
  3. Percentage uncertainties are divided
  4. Absolute uncertainties are divided

A

Q.2: The number of significant figures in 5.400 is——–?

  1. 3
  2. 5
  3. 2
  4. None

D

Q.3: To reduce the uncertainty in the timing experiment——-?

  1. Highly precise instrument
  2. Conduct at room temperature
  3. Count number of vibration
  4. Both a and C

D

Q.4: The number of significant figures in the length of a bar 6200mm measured by meter rod is——–?

  1. 4
  2. 3
  3. 2
  4. None of these

A

Q.5: The number 76.85 is rounded off up to two significant figures as——-?

  1. 76.8
  2. 77
  3. 76.9
  4. None of these

B

Q.6: Which of the following is not a correct representation method for prefixes——-?

  1. 1mm
  2. 10km
  3. 1000um
  4. Both A and B

C

Q.7: The rotational K.E of the hoop is equal to the——-?

  1. its translational K.E
  2. half than its translational K.E
  3. double than its translational K.E
  4. four times than its translational K.E

A

Q.8: A hoop and disc have same mass and radius. Their rotational K.E are related by an equation——-?

  1. K.E hoop = K.E disc
  2. K.E hoop = 2K.E disc
  3. K.E hoop = 1/2K.E disc
  4. K.E hoop = 4K.E disc

B

Q.9: The critical speed of an artificial satellite is——–?

  1. 8 Kms-1
  2. 8.1 Kms-1
  3. 7.9 Kms-1
  4. 8 ms-1

C

Q.10: Geostationary satellite completes one rotation around the earth in——–?

  1. 3 hours
  2. 6 hours
  3. 12 hours
  4. 24 hours

D