When dry bulb temperature & wet bulb temperature of moist air is the same, it means that the
Partial pressure of water vapour is less than the total pressure
Humidity is < 100% & dew point temperature of air has not reached
Dew point temperature of air has not reached & air is not saturated fully
Air is fully saturated
- Globular form of cementite is formed during the __________ process.
- Out of the following, the joint produced by __________ has the lowest strength.
- Thermal efficiency of an internal combustion engine is around __________ percent.
- The most detrimental impurity in high pressure boiler feed water is
- Brass parts with high residual tensile stress at the surface are susceptible to season cracking (i.e.…
- Percentage of argon (by volume) in dry atmospheric air is about
- A furnace is made of a refractory brick wall of thickness 0.5 metre and thermal conductivity 0.7 W/m.°K…
- Out of the following, which will fracture most readity, when hit with a hard hammer?
- High relative humidity decreases the evaporative process and as the temperature is increased, the relative…
- __________ is the hardest oxide and is hence used where high wear resistance at high temperature is…
- The amount of different substances produced, when the same quantity of electricity is passed through…
- Identify the false statement
- A steam pipe is intended to be insulated with two layers of insulating materials of different thermal…
- The highest stress that a material can withstand for a specified length of time without excessive deformation…
- __________ property of steel increases by addition of large amount of silicon in it.
- Factor of safety is the ratio of the __________ stress to the working stress.
- The specific gravity of coal depends mainly on its __________ content.
- Bad odour in sanitary latrines is reduced by periodically sprinkling
- In a good rimming steel
- Which of the following terminology is used for the temperature at which new grains are formed in a metal?
- Blast furnace slag is mainly molten
- Natural water contains approximately __________ percent of heavy water.
- Name the safety device used to protect the boiler, when the water level falls below a minimum level.
- Temperature profile along the length of a gasgas counter flow heat exchanger is correctly represented…
- Which of the following is an example of cathodic protection of metals against corrosion?
- In case of brasses, with decreasing zinc percentage and increasing copper percentage, its __________…
- Atomic __________ is a whole number for an element.
- Surface tension of a liquid
- In case of compression of one kg of air, the work done will be the least, when the value of polytropic…
- A dummy activity is used in PERT network to describe the