Workshop Technology Mcqs

Q.  The shrinkage allowance for cast iron pattern is________________?

a. 15 mm/m
b. 20 mm/m
c. 26 mm/m
d. 10 mm/m


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MCQs:  Ammonia-absorption refrigeration cycle requires__________________?
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MCQs:  One ton refrigeratiqn corresponds to_________________?
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MCQs:  A standard ice point temperature corresponds to the temperature of ___________________?
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MCQs:  In vapour compression cycle the condition of refrigerant is superheated vapour _____________________?
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MCQs:  One ton of refrigeration is equal to the refrigeration effect corresponding to melting of 1000 kg of ice_________________?
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MCQs:  Critical temperature is’ the temperature above which _____________________?
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MCQs:  The COP of a domestic refrigerator___________________?
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MCQs:  Presence of moisture in a refrigerant affects the working of___________________?
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MCQs:  Domestic refrigerator working on vapour compression cycle uses the following type of expansion device____________________?
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MCQs:  The domestic refrigerator uses following type of compressor ____________________?
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MCQs:  The refrigerant for a refrigerator should have ___________________?
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MCQs:  Rating of a domestic refrigerator is of the order of__________________?
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MCQs:  Refrigeration in aeroplanes usually employs the following refrigerant___________________?
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MCQs:  Air refrigeration operates on_____________________?
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MCQs:  For better COP of refrigerator, the pressure range corresponding to temperature in evaporator and condenser must be____________________?
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MCQs:  Air refrigeration cycle is used in ____________________?
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MCQs:  The bank of tubes at the back of domestic refrigerator are _________________?
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MCQs:  The higher temperature in vapour compression cycle occurs at____________________?
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MCQs:  The vapor pressure of refrigerant should be_________________?
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MCQs:  Critical pressure of a liquid is the pressure_________________?
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