A. Venturimeter
B. Orifice plate
C. hot wire anemometer
D. rotameter
E. pitot tube
Related Mcqs:
- Which of the following instrument can be used for measuring speed of a submarine moving in deep sea__________________?
A. Venturimeter
B. Orifice plate
C. hot wire anemometer
D. rotameter
E. pitot tube - An engine has a normal speed of 960 r.p.m. and no load speed of 1000 r.p.m. The speed droop of governor will be about___________________?
A. 2%
B. 4%
C. 8%
D. ±4%
E. 1%. - For measuring flow by a venturimeter, if should be installed in __________________?
A. vertical line
B. horizontal line
C. inclined line with flow downward
D. inclined line with upward flow
E. in any direction and in any location - The speed of sound in a ideal gas varies directly as its__________________?
A. pressure
B. temperature
C. density
D. modulus of elasticity
E. absolute temperature - With increase in speed of vehicle, the back pressure will________________?
A. decrease
B. increase
C. remain unalfected
D. depend on other factors
E. none of the above - For same power and same speed, the flywheel of a four stroke engine as compared to two-stroke I.C. engine will be________________?
A. smaller
B. bigger
C. same size
D. dependent on other engine parameters
E. unpredictable - For low speed operation or for idling in petrol engines, the engine requirements are for_______________?
A. lean mixture
B. theoretically correct mixture
C. rich mixture
D. any type of mixture
E. lean/rich mixture depending upon capacity of engine - In isochronous governing, speed droop is_______________?
A. 100%
B. 50%
C. 5%
C. 30%
E. 1%. - Vanadium in high speed steels__________________?
A. promotes decarburisation
B. provides high hot hardness
C. forms very hard carbides and thus in-creases wear resistance
D. promotes retention of austenite
E. increases toughness - Tungsten in high speed steel provides________________?
A. hot hardness
B. toughness
C. wear resistance
D. sharp cutting edge
E. cold hardness
