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Two balls A and B of same masses are thrown from the top of the building A. Thrown upward with velocity V and B, thrown downward with velocity V, then
06
Sep
Two balls A and B of same masses are thrown from the top of the building A. Thrown upward with velocity V and B, thrown downward with velocity V, then then thrown downward with velocity V Two balls A and B of same masses are thrown from the top of the building A. Thrown upward [...]
A ball of mass m1 and another ball of mass m2 are dropped from equal height. If the time taken by the balls are t1 and t2 respectively, then
06
Sep
A ball of mass m1 and another ball of mass m2 are dropped from equal height. If the time taken by the balls are t1 and t2 respectively, then A ball of mass m1 and another ball of mass m2 are dropped from equal height. If the time taken by the balls are t1 and [...]
A body of mass m is placed on a rough surface with coefficient of friction μ inclined at θ. If the mass is in equilibrium, then
05
Sep
A body of mass m is placed on a rough surface with coefficient of friction μ inclined at θ. If the mass is in equilibrium, then A body of mass m is placed on a rough surface with coefficient of friction μ inclined at θ. If the mass is in equilibrium then September 5, 2020 [...]
A proton, a deuteron and an α−particle having the same kinetic energy are moving in circular trajectories in a constant magnetic field. If r p r, and r α denote, respectively, the radii of the trajectories of these particles, then
04
Sep
A proton, a deuteron and an α−particle having the same kinetic energy are moving in circular trajectories in a constant magnetic field. If r p r, and r α denote, respectively, the radii of the trajectories of these particles, then a deuteron and an α−particle having the same kinetic energy are moving in circular trajectories [...]
One mole of an ideal gas goes from an initial state A to final state B via two processes : It first undergoes isothermal expansion from volume V to 3V and then its volume is reduced from 3V to V at constant pressure. The correct P-V diagram representing the two processes is:
31
Aug
One mole of an ideal gas goes from an initial state A to final state B via two processes : It first undergoes isothermal expansion from volume V to 3V and then its volume is reduced from 3V to V at constant pressure. The correct P-V diagram representing the two processes is: change in internal [...]
If Q, E and W denote respectively the heat added, change in internal energy and the work done in a closed cycle process, then.
31
Aug
If Q, E and W denote respectively the heat added, change in internal energy and the work done in a closed cycle process, then. change in internal energy and the work done in a closed cycle process E and W denote respectively the heat added If Q then August 31, 2020 Category: Chapter 18 - [...]
A certain number of spherical drops of a liquid of radius ‘r’ coalesce to form a single drop of radius ‘R’ and volume ‘V’. If ‘T’ is the surface tension of the liquid, then:
29
Aug
A certain number of spherical drops of a liquid of radius ‘r’ coalesce to form a single drop of radius ‘R’ and volume ‘V’. If ‘T’ is the surface tension of the liquid, then: A certain number of spherical drops of a liquid of radius 'r' coalesce to form a single drop of radius 'R' [...]
Two rotating bodies A and B of masses m and 2m with moments of inertia IA and IB (IB IA) have equal kinetic energy of rotation. If LA and LB be their angular moment a respectively, then:
29
Aug
Two rotating bodies A and B of masses m and 2m with moments of inertia IA and IB (IB IA) have equal kinetic energy of rotation. If LA and LB be their angular moment a respectively, then: then Two rotating bodies A and B of masses m and 2m with moments of inertia IA and [...]
A particle of mass m moves in the XY plane with a velocity v along the straight line AB. If the angular momentum of the particle with respect to origin O is LA when it is at A and LB when it is at B, then :
29
Aug
A particle of mass m moves in the XY plane with a velocity v along the straight line AB. If the angular momentum of the particle with respect to origin O is LA when it is at A and LB when it is at B, then : A particle of mass m moves in the [...]
when a n-p-n transistor is used as an amplifier, then
27
Aug
when a n-p-n transistor is used as an amplifier, then then when a n-p-n transistor is used as an amplifier August 27, 2020 Category: Chapter 33 - Semiconductors , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,