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Physics Mcqs

Submitted By :Ali Uppal


Submitted By :Ali Uppal


Submitted By :Ali Uppal


Submitted By :Ali Uppal


Triple point of water is_____________________?

  • (A)  273°C at 6.11 Kpa
  • (B)  273K at 61.6 Kpa
  • (C)  273.16°C at 0.611 Kpa
  • (D)  273.16K at 750 Kpa
Submitted By :Ali Uppal


For a gas obeying Boyles law if the pressure is doubled the volume becomes________________?

  • (A)  double
  • (B)  one half
  • (C)  four times
  • (D)  one fourth
Submitted By :Ali Uppal


The area enclosed by the curve ABCDA for a Carnot heat engine represents the work done by Carnot engine_______________?

  • (A)  at any instant
  • (B)  averagely
  • (C)  during its operation
  • (D)  during one cycle
Submitted By :Ali Uppal


Submitted By :Ali Uppal


Standard condition STP refer to a gas at ___________________?

  • (A)  76cm 0°C
  • (B)  760mm 273K
  • (C)  1atm 273K
  • (D)  all of the above
Submitted By :Ali Uppal


Which one is true for internal energy ?

  • (A)  It is sum of all forms of energies associated with molecules of a system
  • (B)  It is a state function of a system
  • (C)  It is proportional to transnational K.E of the molecules
  • (D)  All are correct
Submitted By :Ali Uppal