Thermodynamics - Data Intensity 2 Multiple Questions and Answers.




11.One kg of carbon produces ____ kg of carbon dioxide.
A. 7-Mar
B. 3-Jul
C. 3-Nov
D. 11-Mar

12.The heat supplied to the gaS at constant volume is (where m = Mass of gas, cv = Specific heat at constant volume, cp = Specific heat at constant pressure, T2 - T1 = Rise in temperature, and R = Gas constant)
A. mR(T2 - T1)
B. mcv(T2 - T1)
C. mcp(T2 - T1)
D. mcp(T2 + T1)

13.The general gas energy equation is (where Q1 - 2 = Heat supplied, dU = Change in internal energy, and W1 - 2 = Work done in heat units)
A. Q1 - 2 = dU + W1 - 2
B. Q1 - 2 = dU - W1 - 2
C. Q1 - 2 = dU/W1 - 2
D. Q1 - 2 = dU x W1 - 2

14.The compression ratio for Diesel engines is
A. 3 to 6
B. 5 to 8
C. 15 to 20
D. 20 to 30

15.In an isothermal process,
A. there is no change in temperature
B. there is no change in enthalpy
C. there is no change in internal energy
D. all of these

«»



Date to Date Current Affairs 2022

PakMCQs.net

Quick Links

GAT Subject



   Computer Science    English Mcqs    Agriculture    

Engineering



   Computer Science    Civil Engineering    

Technical



   Networking    Electronics    Database    

Past Papers



   Model Papers    FPSC Papers