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MCQ
1. In vapor compression cycle the condition off refrigerant is dry saturated vapour—
after passing through the condenser
before entering the compressor
after passing through the expansion or throttle valve
before passing through the condenser
3. In vapour compression cycle, the condition of refrigerant is superheated vapour-.
after passing through the condenser
before passing through the condenser
after passing through the expansion or throttle valve
before entering the expansion valve
4. Clapeyron equation is a relation between-
temperature, pressure specific volur and enthalpy
temperature, pressure and enthalpy
specific volume and enthalpy
temperature and enthalpy
5. The evolution of heat of solution takes place in ammonia absorption plant when--
ammonia vapour goes into solution
ammonia vapour is driven out of solution
lithium bromide mixes with ammonia
weak solution mixes with strong solution
6. In vapour compression cycle, the condition of refrigerant is saturated liquid-
after passing through the condenser
after passing through the condenser
after passing through the expansion throttle valve
before entering the expansion valve
10. In vapour compression cycle, the condition of refrigerant is high pressure saturated liquid-.
after passing through the condenser
before passing through the condenser
after passing through the expansion or throttle valve
before entering the expansion valve
14. In vapour compression cycle, the condition of refrigerant is very wet vapour-.
after passing through the condenser
betore passing through the condenser
after passing through the expansion or throttle valve
before entering the compressor
17. মধ্যবর্তী মাধ্যমের বিচ্যুতি গরম বস্তু হতে ঠান্ডা বস্তুতে সরল রেখার হিট ট্রান্সফার প্রক্রিয়াকে কী বলে?
কনডাকশন
রেডিয়েশন
কনভেকশন
একটিও না
18. In vapour compression cycle using NH, as refrigerant, initial charge is filled at-.
suction of compressor
delivery of compressor
high pressure side close to receiver
low pressure side near receiver
20. তরল ও বায়বীয় পদার্থের ক্ষেত্রে হিট ট্রান্সফার সংঘটিত হয় যে উপায়ে, তাকে কী বলে?
কনডাকশন
কনভেকশন
রেডিয়েশন
কোনোটিই নয়