Dew point temperature is an indication of
A.Moisture constant of air
B.Dryness of air
C.Lowest temperature where air and water vapour start separating
D.Condition of air
E.Condition of moisture in air
Category: Mechanical Engineering Mcqs
If the condensation temperature of a refrigerant is 25?C which type of condenser cannot be used?
A.Air cooled condenser
B.Water cooled condenser
C.Brine circulation condenser
D.Ice cooled condenser
Of the following, which one constitutes an implicit cost to a firm?
A.Profits realised from current production
B.Payments made on leased equipment
C.Salaries paid to its legal consultants
D.Depreciation charges on company owned equipment
Mild steel has the structure of
A.FCC
B.BCC
C.HCC
D.Cubic
E.Orthorhombic
The coefficient of static friction will have the highest value in case of
A.Mild steel and mild steel
B.Mild steel and copper
C.Cast iron and steel
D.Rope and wood
While smoke from a diesel engine can be expected during
A.Start up or idling
B.High load operating
C.High speed operation
D.All of the above
E.None of the above
Which of the following equipment can be used for improving the power factor ?
A.Static capacitors
B.Synchronous condenser
C.Phase advancer
D.Any of the above
E.None of the above
Raniganj is famous for
A.Thorium deposits
B.Oil fields
C.LPG
D.Coal
Plastic deformation which is carried out in a temperature region and over a time interval such that the strain hardening is not relieved is known as
A.Hot work
B.Cold work
C.Annealing
D.Bauschinger effect
E.None of the above
Which of the following is a non-petroleum fuel?
A.Diesel oil
B.Petrol
C.Naphtha
D.Alcohol
E.All of the above
