Articles Posted in the " MCQ " Category

  • Mcq: fin

    Mcq: fin

    Mcq: fin Fin increases the rate of heat transfer by increasing the(a) Temperature difference, (b) Surface area, (c) Film coefficient (d)None     Ans: (b) The fin efficiency  of infinite length is (a)Infinity, (b) 100 %, (c) zero, (d) None,   (c) In case of a fin, q.max is (a) hAc(tb–ta), (b)  hAs (tb–ta), (c) […]


  • Mcq -conduction

    Mcq -conduction

      Mcq –conduction During conduction of heat, there is a physical motion of the (a) Crystal lattice, (b) Main body, (c) Crystal lattice as well as main body, (d) None Conduction heat transfer takes place (a) In solids only, (b) In liquids only, (c) In gases only, (d) None Critical thickness insulation stands for (a) […]


  • Mcq-nozzles

    Mcq-nozzles

    Mcq-nozzles Mcq significantly increase the understanding of the nozzle.More mcq will further increase the knowledge about the nozzle. 1. The critical pressure ratio for initially wet steam across a steam nozzle is 582 546 578 None Ans: (i) The critical pressure ratio for initially super-heated steam across a steam nozzle is 582 546 578 None […]


  • mcqs:  water

    mcqs: water

    mcqs:  water Boiling point of water at 2 bar is (a) 1000C (b) 1100C (c) 1200C (d) None Ans: (c) The triple point temperature  of water is (a) -56.20C (b) 0.010C (c) 374.150C (d) None Ans: (b) The critical temperature  of water is (a) -56.20C (b) 0.010C (c) 374.150C (d) None Ans: (c) The critical pressure […]


  • mcqs-heat treatment

    mcqs-heat treatment

    mcqs-heat treatment Keywords: critical temperature-TTT diagram-super heating-super cooling % of carbon in low carbon steel is 0.3 % 0.03% 5% None Ans: (i) % of carbon in medium carbon steel is 0.1 to % 0.3 % 0.3% to 0.7% 0.3 to 0.5 %% and None Ans: (iii) % of carbon in high carbon steel is […]


  • Mcq: Thermodynamic -1

    Mcq: Thermodynamic -1

    Mcq: Thermodynamic – 1 A vapor does not become a gas as long as degree of super heat is < 1000C < 500C <1500C None Ans: (iv) 2. A vapor does not become a gas as long as degree of super heat is = 1000C = 500C =1500C None Ans: (iv) 3. A vapor does […]