A. increases
B. decreases
C. remains constant
D. increases first up to certain limit and then decreases
E. unpredictable
Related Mcqs:
- A liquid compressed in cylinder has a volume of 0.04 m3 at 50 kg/cm2 and a volume of 0.039 m3 at 150 kg/cm2. The bulk modulus of elasticity of liquid is___________________?
A. 400 kg/cm2
B. 4000 kg/cm2
C. 40 x 105 kg/cm2
D. 40 x 106 kg/cm2
E. none of the above - The latent heat of steam with increase of pressure__________________?
A. remains same
B. increases
C. decreases
D. behaves unpredictably
E. none of the above - The bulk modulus of elasticity___________________?
A. has the dimensions of 1/pressure
B. increases with pressure
C. is large when fluid is more compressible
D. is independent of pressure and viscosity
E. is directly proportional to flow - The specific fuel consumption for a petrol engine first decreases with increase in fuel air ratio and then increases with further increase in fuel air ratio. The minimum value occurs in the range of__________________?
A. lean mixture
B. chemically correct mixture
C. rich mixture
D. unpredictable
E. none of the above - Auto-ignition reaction time for petrol engine first decreases with increase in fuel air ratio, reaches a minimum value and then increases with subsequent increase in fuel air ratio. The minimum value occurs in the region of________________?
A. Lean mixture
B. Chemically correct fuel air ratio
C. Rich mixture
D. Unpredictable - Increase in pressure at the outer edge of a drum of radius R due to rotation at corad/sec, full of liquid of density p will be___________________?
A. pco2/?2
B. pco2/?2/2
C. 2pa2R2
D. pa2R/2
E. none of the above - The rise or depression of liquid in a tube due to surface tensionwim increase in size of tube will________________?
A. increase
B. remain unaffected
C. may increase or decrease depending on the characteristics of liquid
D. decrease
E. unpredictable - In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 9. Sensitivity of inclined tube to sensitivity of U-tube is equal to________________?
A. sin 9
B. sin 9
C. cas 9
D. cos 9
E. tan 9 - The time oscillation of a floating body with increase in metacentric height will be_________________?
A. same
B. higher
C. lower
D. lower/higher depending on weight of body
E. unpredictable - Deposition of carbon in petrol engine cylinder would result in increase of__________________?
A. clearance volume
B. swept volume
C. compression ratio
D. volumetric efficiency
E. mean effective pressure
