Steam condenser tubes are made of admiralty brass, in which percentage of zinc & copper are __________ respectively.
70 & 30
30 & 70
50 & 50
90 & 10
- Latent heat of dry steam at atmospheric pressure is 539 Kcal/kg; which __________ with increase in the…
- Non-ferrous alloys used for making cutting tools need not have high
- Capacity & power requirement for an air compressor working at high altitude compared to sealevel will…
- Carnot cycle is also termed as the constant __________ cycle in thermodynamics.
- At 100% relative humidity, the dew point temperature of moist air is
- When dry bulb temperature & wet bulb temperature of moist air is the same, it means that the
- Resilience of a bolt can be increased by increasing its
- The minimum and the maximum number of members required to form a Private Limited Joint Stock Company…
- Yield strength of a polycrystalline metal with an average grain size d, is proportional to
- Catalyst used in the 'catalytic converter' employed in automobile exhaust line for complete combustion/oxidation…
- Case hardening is not done by
- Maximum consumption of limestone is in the __________ industry.
- Enzymes belong to the category of
- The dimensional formula of bulk modulus of elasticity is same as that of the
- The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2 (when, T1 >…
- M10 index of coke indicates its
- As the fluid flow rate increases, the float of the Rotameter
- Isotropic materials have the same __________ in all directions.
- Hydro-cyclone is a
- Thermal conductivity of a material does not depend upon its
- Vernier calipers cannot be used to measure the
- Cassiterite is an ore of
- Dislocation cross-slip is difficult in those materials, which have
- Coating provided on the electrodes used in the arc welding is not expected to
- Recrystallisation temperature of steel is __________ °C.
- Hot dipping process is used for coating a low melting point metal (e.g. Pb, Sn, Zn) on iron, steel &…
- In a furnace with heating element temperature at 1700°C, the dominant mechanism of heat transfer…
- Which of the following does not discharge the dust collected as a dry solid?
- The amount of water evaporated in kg per kg of fuel burnt in a boiler is called the __________ of a…
- For dynamic strain measurement, the Wheatstone bridge used is of __________ type.