Physics Competitive Exams MCQs Online Test

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Physics Solved MCQs Online Quiz Test

Q.1: The performance of a refrigerator is described by——–?

  1. efficiency
  2. coefficient of performance
  3. both A and B
  4. not described


Q.2: In which process all the heat supplied is converted into work done ?

  1. isothermal
  2. isochoric
  3. isobaric
  4. isentropic


Q.3: The value of γ for diatomic gas is——–?

  1. 1.67
  2. 1.4
  3. γ = 1.3
  4. None


Q.4: The carburettor of a car is an application of——–?

  1. Venturi meter
  2. Bernoulli equation
  3. Both A and B
  4. None


Q.5: The blood flow is ——– flow at systolic pressure?

  1. Laminar
  2. Turbulent
  3. Mixed
  4. None


Q.6: The profile of aeroplane wing which lifts it up is called as——-?

  1. Wing shape
  2. Aerofoil profile
  3. Curved profile
  4. None of these


Q.7: Bernoulli’s equation is applicable for———?

  1. Laminar flow
  2. Turbulent flow
  3. Both laminar and turbulent flow
  4. None of these


Q.8: The density of human blood is nearly equal to——?

  1. Water
  2. Honey
  3. Mercury
  4. Oil (kerosene)


Q.9: The speed of the fluid is maximum in the venturi meter at——–?

  1. Convergent duct
  2. Divergent duct
  3. Throat
  4. None of these


Q.10: The normal blood pressure range for a human body is——-?

  1. 120 to 80 torr
  2. 100 to 80 torr
  3. 120 to 60 torr
  4. 60 to 140 torr