A refrigerator may be termed as a____________________?

Related Mcqs:

1. Refrigeration capacity of a household refrigerator may be round about _____________ tons?

   A. 0.15
   B. 1.5
   C. 4.5
   D. 6.5

2. Work done is a____________________?

   A. Property of the system
   B. Path function
   C. Point function
   D. State description of a system

3. A domestic refrigerator has a/an ____________ cooled condenser?

   A. Water
   B. Air
   C. Evaporative
   D. Gas

4. The Carnot co-efficient of performance (COP) of a domestic air conditioner compared to a household refrigerator is__________________?

   A. Less
   B. More
   C. Same
   D. Dependent on climatic conditions

5. In a working refrigerator, the value of COP is always__________________?

   A. 0
   B. < 0
   C. < 1
   D. > 1

6. On opening the door of an operating refrigerator kept in a closed room, the temperature of the room will____________________?

   A. Increase
   B. Decrease
   C. Remain same
   D. Increase in summer and will decrease in winter

7. Co-efficient of Performance (COP) of a refrigerator is the ratio of the ______________________?

   A. Work required to refrigeration obtained
   B. Refrigeration obtained to the work required
   C. Lower to higher temperature
   D. Higher to lower temperature

8. COP of a refrigerator drawing 1 kW of power per ton of refrigeration is about____________________?

   A. 0.5
   B. 3.5
   C. 4.5
   D. 8.5

9. Domestic refrigerator usually works on the _____________ refrigeration cycle?

   A. Carnot
   B. Air
   C. Absorption
   D. vapour-ejection

10. The materials which fracture even at small strains are termed as brittle, while those materials which exhibit an appreciable deformation before failure are termed as__________________?

    A. Rigid
    B. Tough
    C. Ductile
    D. Plastic