A. viscosity
B. air resistance
C. surface tension forces
D. atmospheric pressure
E. none of the above
Related Mcqs:
- Falling drops of water become spheres due to the property of ____________________?
A. adhesion
B. cohesion
C. surface tension
D. viscosity
E. compressibility - Bernoulli equation deals with the law of conservation of__________________?
A. mass
B. momentum
C. energy
D. work
E. force - An odd shaped body weighing 7.5 kg and occupying 0.01 m3 volume will be completely submerged in a fluid having specific gravity of__________________?
A. 1
B. 1.2
C. 0.8
D. 0.75
E. 1.25 - The delay period in petrol engine is of the order of__________________?
A. 0.001 sec
B. 0.002 see
C. 0.01 sec
D. 0.05 sec
E. 0.1 sec - 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 - Brass (alloy of copper and zinc) is an example of__________________?
A. substitutional solid solution
B. interstitial solid solution
C. intermetallic compounds
D. all of the above
E. none of the above - The coal requirement per kW hour generation in the thermal power plant is of the order of__________________?
A. 0.1 to 0.2 kg
B. 0.2 to 0.4 kg
C. 0.6 to 0.8 kg
D. 1.0 to 1.5 kg
E. 1.5 to 2 kg - The diameter of cylindrical shell of the Lancashire boiler is of the order of__________________?
A. 1 tp 1.25m
B. 1 to 1.75 m
C. 2 to 4 m
D. 1.75 to 2.75 m
E. 2.25 to 4.5 m - A boiler in India should conform to safety regulations of__________________?
A. DIN
B. BS
C. ASTM
D. IBR
E. GOST - Gardually increasing temperature of flue gases at inlet to chimney for given steam outputs is an indication of__________________?
A. higher effectiveness of boiler
B. high calorific value coal being burnt
C. fouling of heat transfer surfaces
D. raising of steam temperature
E. leakage of air
