Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)

An inductor resistance battery circuit is switch on at t = 0 . If the emf of the battery is E, Find the charge which passes through the battery during one time constant r. An inductor resistance battery circuit is switch on at t = 0 . If the emf of the battery is E [...]

The temperature of an isotropic cubical solid of length l0, density rho 0 and coefficient of linear expansion alpha is increased by 20 C. Then at higher temperature, to a good approximation: density rho 0 and coefficient of linear expansion alpha is increased by 20 C. Then at higher temperature The temperature of an isotropic [...]

A bolt is passed through a pipe and a nut is just tightened. Coefficients of linear expansion for bolt and pipe material are alpha b and alpha p respectively. If the assembly is heated A bolt is passed through a pipe and a nut is just tightened. Coefficients of linear expansion for bolt and pipe [...]

A solenoid of inductance 50 mH and resistance 10 ohm is connected to a battery of 6 V. Find the time elapsed before the current acquires half of its steady state value. A solenoid of inductance 50 mH and resistance 10 ohm is connected to a battery of 6 V. Find the time elapsed before [...]

Two rods of length L1 and L2 are made of materials of coefficients of linear expansions alpha 1 and alpha 2 respectively such that L1 alpha 1 = L2 alpha 2. The temperature of the rods is increased Two rods of length L1 and L2 are made of materials of coefficients of linear expansions alpha [...]

A liquid having coefficient of volume expansion y0 is filled in a cylindrical glass vessel. Glass has a coefficient of linear expansion of alpha g. The liquid along with the contained is heated A liquid having coefficient of volume expansion y0 is filled in a cylindrical glass vessel. Glass has a coefficient of linear expansion [...]

Two metal plates A and B made of same material are placed on a table as shown in the figure. If the plates are heated uniformly, the gaps indicated by x and y in the figure, the gaps indicated by x and y in the figure Two metal plates A and B made of same [...]

Mark the correct options (1) A system X is in thermal equilibrium with Y but not with Z. The systems Y and Z may be in thermal equilibrium with each other. Mark the correct options (1) A system X is in thermal equilibrium with Y but not with Z. The systems Y and Z may [...]

Refer to the plot of temperature versus time (figure) showing the changes in the state if ice on heating (not to scale). Refer to the plot of temperature versus time (figure) showing the changes in the state if ice on heating (not to scale). October 24, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]

A uniformly wound solenoid coil of self inductance 4 mH and resistance 12 ohm is broken into two parts. These two coils are connectd in parallel across a 12 V battery . The steady current through battery is (assume that the internal resistance of the battery and of the connecting wire are negligible) In the [...]