Thermodynamics Process and Cycle Basic MCQ Part-01 || থার্মোডাইনামিক্স প্রসেস এবং সাইকেল এর বেসিক এমসিকিউ পর্ব-০১

Thermodynamics Process and Cycle Basic MCQ Part-01 

Process and Cycle Part (01-10):

01. Reversed Joule cycle is known as - 

     a) Carnot                 🎓 Belt Coleman           c) Starling                     d) Rankine 

02.  The compression ratio for Diesel is –
    a) 3 to 6                   b) 5 to 8                    🎓 15 to 20                  d) 20 to 25

03.  The Specific gravity of Diesel is - 
    a) 0.75                  🎓 0.85                             c) 0.80                         d) 0.78

04. The Condition for a reversible cycle process is – 

  🎓 ∮ dQ/T = 0       b) ∮ dQ/T < 0               c) ∮ dQ/T > 0              d) None of these

05. The general gas energy equation is – 
   🎓 Q = du + W     b) Q = du/W              c) Q = du x W             d) None of these

06. Relation between C_p and C_v is given by – 
   a) C_p/C_v = γ           b) C_p – C_v = R           c) R/γ - 1= C_v                🎓 All of these

Fig: © Mechanical Booster

07. The efficiency of diesel cycle increases with - 
    🎓 Decrease in cut off                                   b) Increase in cut off
    c) Constant cut off                                        d) None of these


For More Details : Thermodynamics Basic MCQ (11 to 20) 


08. When expansion or compression takes place according to the law PVⁿ=C
   a) Isothermal          b) Isentropic                 🎓 Polytrophic               d) adiabatic 

09. In an isothermal process –
   a) There is change of entropy                  b) There is change of enthalpy.
   c) There is change of temperature         🎓 None of these.

10. The work done at constant volume is –
   a) mR(T₂-T₁)          b) P(V₂-V₁)                  c) a and b                      🎓 None of these.