Related Questions
What is the correct answer?
4
The capacity of a spring to store energy is called the spring form co-efficient. Stiffness of a spring is measured by the
A. Ability to absorb shock
B. Capacity to store energy
C. Ratio of the wire & coil diameters
D. Load to produce unit deflection
What is the correct answer?
4
When the wet steam is throttled but still remains wet at the exit of the throttle valve, then its temperature & dryness fraction respectively
What is the correct answer?
4
__________ the exhaust gas is an indication of the incomplete combustion of fuel.
What is the correct answer?
4
__________ flux is used for the extraction of metal from its self fluxing ores.
What is the correct answer?
4
Closeness of packing is maximum in case of __________ crystal lattice.
What is the correct answer?
4
Which of the following are considered applications of ultrasonic testing?
A. Determination of elastic constant
B. Detection of defects in metal
C. Measurement of material thickness
What is the correct answer?
4
Blasting of tri-nitro-toluene (TNT) is done by mixing it with ammonium
What is the correct answer?
4
Atomic __________ of an element is a whole number.
What is the correct answer?
4
What is the value of entropy at 273°K?
What is the correct answer?
4
Hot extrusion process is not used for making
A. Cast iron pipe for domestic water supply
B. Aluminium curtain rods
C. Stainless steel tubes used in furnitures
What is the correct answer?
4
Globular form of cementite is formed during the __________ process.
What is the correct answer?
4
While the bin cards are used in the effective stores management, the queuing theory is associated with the __________ time.
What is the correct answer?
4
The refractory brick which has good thermal shock resistance at high temperature but cracks on cooling below 400°C is
What is the correct answer?
4
What is the pH of distilled water?
What is the correct answer?
4
Which of the following metals is the most prone to work hardening?
What is the correct answer?
4
The difference between gross & net calorific values of fuel is due to the
A. Sensible heat carried away by the flue gases
B. Heat carried away by the steam from the moisture content of the fuel
C. Heat lost by radiation
D. Heat carried away by steam from the combustion of hydrogen in the fuel
What is the correct answer?
4
The type of pump used for lifting large quantity of sewage is a __________ pump.
What is the correct answer?
4
Lap joints are preferred over butt joints in soldering/brazing, because these joints are
A. Weaker in tension but stronger in shear
B. Weaker in shear but stronger in tension
C. Stronger in both shear and tension
D. The lap joints are easily made
What is the correct answer?
4
__________ joint is mostly used for joining pipes carrying water at low pressure.
What is the correct answer?
4
Steel rods are normally used for concrete reinforcement because concrete and steel have almost equal
D. Thermal co-efficient of expansion
What is the correct answer?
4
In a boundary layer developed along the flow, the pressure decreases in the downstream direction. The boundary layer thickness in this case will
What is the correct answer?
4
__________ is not used as a material of construction in thermocouples.
What is the correct answer?
4
Addition of small amount of __________ to grey cast iron is done to produce nodular grey cast iron.
What is the correct answer?
4
For separating small pieces of metal from engine oil of a car, the best separating technique is the
D. Fractional distillation
What is the correct answer?
4
Good design of the casing of a centrifugal pump aims at minimising the
What is the correct answer?
4
Main constituent of bone ash is
What is the correct answer?
4
Out of the following, the alloy which has equal percentage of constituents, is
What is the correct answer?
4
Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts same. Shafts made by __________ have residual stresses.
What is the correct answer?
4
Window panes of aeroplanes are normally made of
C. Bakelite (phenol formaldehyde)
What is the correct answer?
4
Volumetric composition of flue gas analysed with the Orsat apparatus is : CO2 = 12%, O2 = 8%, CO = nil, N2 = 80%. This flue gas composition indicates that
A. Pure oxygen has been used for combustion
B. Nitrogen percentage in the fuel is very high
C. Excess air has been used for combustion
D. Hydrogen is not present in the fuel