Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Heat and Thermodynamics question

2021 · 25 Jul · Shift 1 · Q46
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /JEE Main
  3. /Physics
  4. /Heat and Thermodynamics
  5. /2021 · 25 Jul · Shift 1 · Q46

Heat and Thermodynamics question

2021 · 25 Jul · Shift 1 · Q46

JEE MainPhysicsHeat and ThermodynamicsMCQ+4 / −1
For a gas CP −-− CV = R in a state P and CP −-− CV = 1.10 R in a state Q, TP and TQ are the temperatures in two different states P and Q respectively. Then
  1. A
    TP = TQ
  2. B
    TP < TQ
  3. C
    TP = 0.9 TQ
  4. D
    TP > TQ
PreviousNext

More from Heat and Thermodynamics

  • A monoatomic ideal gas, initially at temperature T1 is enclosed in a cylinder fitted with a frictionless piston. The gas is allowed to expand adiabatically to a temperature T2 by releasing the piston suddenly. If l1 and l2 are the lengths…2021 · MCQ
  • Two different metal bodies A and B of equal mass are heated at a uniform rate under similar conditions. The variation of temperature of the bodies is graphically represented as shown in the figure. The ratio of specific heat capacities is : Includes diagram2021 · MCQ
  • A system consists of two types of gas molecules A and B having same number density 2 × 1025/m3. The diameter of A and B are 10 Ao​ and 5 Ao​ respectively. They suffer collision at room temperature.…2021 · Numerical
  • An electric appliance supplies 6000 J/min heat to the system. If the system delivers a power of 90W. How long it would take to increase the internal energy by 2.5 × 103 J ?2021 · MCQ
  • The rms speeds of the molecules of Hydrogen, Oxygen and Carbon dioxide at the same temperature are VH, VO and VC respectively then :2021 · MCQ
  • The temperature of equal masses of three different liquids x, y and z are 10 ∘ C, 20 ∘ C and 30 ∘ C respectively. The temperature of mixture when x is mixed with y is 16 ∘ C and that when y is mixed with z is 26…2021 · MCQ
  • A cylindrical container of volume 4.0 × 10 − 3 m3 contains one mole of hydrogen and two moles of carbon dioxide. Assume the temperature of the mixture is 400 K. The pressure of the mixture of gases is : [Take gas constant as 8.3 J…2021 · MCQ
  • The temperature θ at the junction of two insulating sheets, having thermal resistances R1 and R2 as well as top and bottom temperatures θ 1 and θ 2 (as shown in figure) is given by : Includes diagram2021 · MCQ