Heat and Thermodynamics · 2020 · 5 Sep · Shift 1
3 Physics questions from this JEE Main paperGuest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
Heat and Thermodynamics · 2020 · 5 Sep · Shift 1
3 Physics questions from this JEE Main paper
- Q52.A bullet of mass 5 g, travelling with a speed of 210 m/s, strikes a fixed wooden target. One half of its kinetic energy is converted into heat in the bullet while the other half is converted into heat in the wood. The rise of temperature…Physics · Heat and Thermodynamics · MCQ
- Q56.Number of molecules in a volume of 4 cm3 of a perfect monoatomic gas at some temperature T and at a pressure of 2 cm of mercury is close to? (Given, mean kinetic energy of a molecule (at T) is 4 10–14 erg, g = 980 cm/s2, density…Physics · Heat and Thermodynamics · MCQ
- Q63.Three different processes that can occur in an ideal monoatomic gas are shown in the P vs V diagram. The paths are labelled as A B, A C and A D. The change in internal energies during these process are taken as EAB, EAC… Includes diagramPhysics · Heat and Thermodynamics · MCQ