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A heat engine rejects 75% of the heat supplied to the surrounding (acting as a sink) per cycle. Estimate its efficiency. A heat engine rejects 75% of the heat supplied to the surrounding (acting as a sink) per cycle. Estimate its efficiency. September 3, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]

In moles of a diatomic gas has undergone a cyclic process ABC as shown in figure. Temperature at A is T0. Find moles of a diatomic gas has undergone a cyclic process ABC as shown in figure. Temperature at A is T0. Find September 3, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + [...]

A fixed mass of oxygen gas performs a cyclic process ABCA as shown. Find the efficiency of the process. A fixed mass of oxygen gas performs a cyclic process ABCA as shown. Find the efficiency of the process. September 3, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

An ideal gas is taken round a cyclic thermodynamic process ABCA as shown in the given figure. If the internal energy of the gas at point A is assumed zero while at B it is 50 J. An ideal gas is taken round a cyclic thermodynamic process ABCA as shown in the given figure. If [...]

The given figure shows the indicator diagram corresponding to n moles of an ideal gas taken along the cyclic process ABCDA. Find the efficiency of the cycle. The given figure shows the indicator diagram corresponding to n moles of an ideal gas taken along the cyclic process ABCDA. Find the efficiency of the cycle. September [...]

Find the efficiency of the thermodynamic cycle shown in figure for an ideal diatomic gas Find the efficiency of the thermodynamic cycle shown in figure for an ideal diatomic gas September 3, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

The switch S is closed aty t = 0. the capacitor C is uncharged but C0 has a charge q0 at t =0. Calculate the current i (t) in the circuit The switch S is closed aty t = 0. the capacitor C is uncharged but C0 has a charge q0 at t =0. Calculate [...]

Four mole of an ideal gas (monoatomic) at pressure P0 and temperature T0 is expanded isothermally to twice its volume and then compressed at constant is expanded so that its volume increase n times. Find the change in internal One mole of an ideal gas with adiabatic exponent gama whose pressure changes with volume as [...]

The circuit shown in fig. extends to the right into infinity. Each battery has the electromotive force V(unknown) and the internal resistance r(known). Each resistor has the resistance 4r. The reading of the idle ammeter shown in the diagram is I. Find the value of V in terms of I and r. The circuit shown [...]

Consider a parallel pate capacitor of capactance C with partially conducting medium between its plates having a resistacne Rc if this capacitor is connected to a battery of emf ε and a resistor R as shown in fig. a. charge on the capacitor as a function of time. The switch R as a function of [...]