A. 8.314 J/mole K
B. 6.5 J/mole K
C. 1.314 J/mole K
D. 10.314 J/mole K
Submitted by: Faheem Zaman Dhaunroo
Related Mcqs:
- Boltzman constant K in terms of universal gas constant R and Avagadros number Na is give as_______________?
A. K = RNa
B. K = R/Na
C. K = Na/Ra
D. K = nRNa - According to equation of continuity A1V1 = A2V2 = constant. The constant is equal to_______________?
A. Flow rate
B. Volume of fluid
C. Mass of fluid
D. The density of the fluid - If the pressure of a given gas is held constant its density is inversely proportional to its absolute temperature. We can refer it as another statement of______________?
A. Boyles law
B. Charles law
C. Ideal gas law
D. Avagadros law - If the volume of a gas is held constant and we increase its temperature then_______________?
A. its pressure is constant
B. its pressure rises
C. its pressure falls
D. any of above - Numerical value of Boltzmanns constant is______________?
A. 1.38×10-31JK-1
B. 3.18×10-31JK-1
C. 3.18×10-23JK-1
D. 1.38×10-23JK-1 - The value of γ for diatomic gas is_______________?
A. 1.67
B. 1.4
C. γ = 1.3
D. None - What is the shape of velocity, time graph for constant acceleration ?
A. straight inclined line.
B. parabola
C. inclined curve
D. declined curve - When two bodies move toward each other with constant speeds the distance between them decreases at the rate of 6m / sec. If they move in the same direction the distance between them increases at the rate of 4m/sec. Then their speeds are________________?
A. 5m/s, 1m/s
B. 3m/s, 3m/s
C. 6m/s, 1m/s
D. 4m/s, 2m/s - 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_______________?
A. 0°
B. 45°
C. 90°
D. 180° - A transmitting station emits radio waves of wavelength λ at power P. If h is Planck’s constant & c the speed of light what is the rate of emission of photons ?
A. λ
B. Speed of sound
C. Speed of lightB.
D. h
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