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A rigid body rotates about a fixed axis with variable angular velocity equal to(a – bt) at time t where a and b are constants. The angle through which it rotates before it comes to rest is
30
Oct
A rigid body rotates about a fixed axis with variable angular velocity equal to(a – bt) at time t where a and b are constants. The angle through which it rotates before it comes to rest is A rigid body rotates about a fixed axis with variable angular velocity equal to(a - bt) at time [...]
Cv and Cp denote the molar specific heat capacities of a gas at constant volume and constant pressure, respectively. Then
30
Oct
Cv and Cp denote the molar specific heat capacities of a gas at constant volume and constant pressure, respectively. Then Cv and Cp denote the molar specific heat capacities of a gas at constant volume and constant pressure respectively then. October 30, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A gas is enclosed in a cylinder with a movable frictionless piston. Its initial thermodynamic state at pressure P1 = 10^5 Pa and volume Vi = 10^-3 m^3 changes to a final state at
30
Oct
A gas is enclosed in a cylinder with a movable frictionless piston. Its initial thermodynamic state at pressure P1 = 10^5 Pa and volume Vi = 10^-3 m^3 changes to a final state at A gas is enclosed in a cylinder with a movable frictionless piston. Its initial thermodynamic state at pressure P1 = 10^5 [...]
A particle executes SHM with a time period of 16s. At time t=2s, the particle crosses the mean position while at t=4s, its velocity is 4 ms^−1. The amplitude of motion in metre is?
30
Oct
A particle executes SHM with a time period of 16s. At time t=2s, the particle crosses the mean position while at t=4s, its velocity is 4 ms^−1. The amplitude of motion in metre is? A particle executes SHM with a time period of 16s. At time t=2s its velocity is 4 ms^−1. The amplitude of [...]
Two moles of ideal gas are in a rubber balloon at 30 C. The balloon is fully expandable and can be assumed to require no energy in its expansion. The temperature of the gas in the balloon is
30
Oct
Two moles of ideal gas are in a rubber balloon at 30 C. The balloon is fully expandable and can be assumed to require no energy in its expansion. The temperature of the gas in the balloon is Two moles of ideal gas are in a rubber balloon at 30 C. The balloon is fully [...]
5.6 litres of helium gas at STP is adiabatically compressed to 0.7 litre. Taking the initial temperature to be T1, the work done in the process is
30
Oct
5.6 litres of helium gas at STP is adiabatically compressed to 0.7 litre. Taking the initial temperature to be T1, the work done in the process is 5.6 litres of helium gas at STP is adiabatically compressed to 0.7 litre. Taking the initial temperature to be T1 the work done in the process is October [...]
Two small metal spheres having equal charges and mass are suspended from some point on the ceiling of a damp room with silk threads of equal length. Let centre to center distance between sphere be x, x<<l, l is length of silk thread.
30
Oct
Two small metal spheres having equal charges and mass are suspended from some point on the ceiling of a damp room with silk threads of equal length. Let centre to center distance between sphere be x, x<<l, l is length of silk thread. l is length of silk thread. Two small metal spheres having equal [...]
Two particles P and Q start from origin and execute S.H.M along x-axis with same amplitude but with periods 3 seconds and 6 seconds respectively. The ratio of the velocities of P and Q when they are at mean position is
30
Oct
Two particles P and Q start from origin and execute S.H.M along x-axis with same amplitude but with periods 3 seconds and 6 seconds respectively. The ratio of the velocities of P and Q when they are at mean position is Time period of a particle executing SHM is 8 sec. At t=0 it is [...]
Cp and Cv are specific heats at constant pressure and constant volume respectively. It is observed that Cp – Cv = a for hydrogen gas Cp – Cv = b for nitrogen gas The correct relation
30
Oct
Cp and Cv are specific heats at constant pressure and constant volume respectively. It is observed that Cp – Cv = a for hydrogen gas Cp – Cv = b for nitrogen gas The correct relation Cp and Cv are specific heats at constant pressure and constant volume respectively. It is observed that Cp - [...]
Time period of a particle executing SHM is 8 sec. At t=0 it is at the mean position. The ratio of the distance traveled by it in the 1st and the 2nd second is :
30
Oct
Time period of a particle executing SHM is 8 sec. At t=0 it is at the mean position. The ratio of the distance traveled by it in the 1st and the 2nd second is : Time period of a particle executing SHM is 8 sec. At t=0 it is at the mean position. The ratio [...]