Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
Figure shows the variation voltage V across the plates of two capacitors A and B versus increases in charge Q stored in them. which of the capacitors has higher capacitance ? Give reason for your answer.
07
Nov
Figure shows the variation voltage V across the plates of two capacitors A and B versus increases in charge Q stored in them. which of the capacitors has higher capacitance ? Give reason for your answer. A charge Q is uniformly distributed over a long rod AB of elngth L as shown in the figure. [...]
Three identical large metallic plates are placed parallel to each other at a very small separation as shown in figure. The central plate is given a charge Q. what amount of charge will flow to earth when the key is pressed ?
07
Nov
Three identical large metallic plates are placed parallel to each other at a very small separation as shown in figure. The central plate is given a charge Q. what amount of charge will flow to earth when the key is pressed ? A charge Q is uniformly distributed over a long rod AB of elngth [...]
A set of 56 tuning forks is arranged in a sequence of increasing frequencies. If each fork gives 4 beats/s with the preceding one and the last fork is found to be an octave higher
06
Nov
A set of 56 tuning forks is arranged in a sequence of increasing frequencies. If each fork gives 4 beats/s with the preceding one and the last fork is found to be an octave higher A set of 56 tuning forks is arranged in a sequence of increasing frequencies. If each fork gives 4 beats/s [...]
A source emitting sound of frequency 180 Hz is placed in front of a wall at distance of 2 m from it. A detector is also placed in front of the wall at the same distance from it.
06
Nov
A source emitting sound of frequency 180 Hz is placed in front of a wall at distance of 2 m from it. A detector is also placed in front of the wall at the same distance from it. A source emitting sound of frequency 180 Hz is placed in front of a wall at distance [...]
A bat emits ultrasonic sound of frequency 1000 kHz in air. If the sound meets a water surface, it gets partially reflected back and partially refracted (transmitted) in water.
06
Nov
A bat emits ultrasonic sound of frequency 1000 kHz in air. If the sound meets a water surface, it gets partially reflected back and partially refracted (transmitted) in water. A bat emits ultrasonic sound of frequency 1000 kHz in air. If the sound meets a water surface it gets partially reflected back and partially refracted [...]
A 40 cm long wire having a mass 3.2 g and area of cross-section 1 mm^2 is stretched between the support 40.05 cm apart. In its fundamental mode, it vibrates with a frequency
06
Nov
A 40 cm long wire having a mass 3.2 g and area of cross-section 1 mm^2 is stretched between the support 40.05 cm apart. In its fundamental mode, it vibrates with a frequency A 40 cm long wire having a mass 3.2 g and area of cross-section 1 mm^2 is stretched between the support 40.05 [...]
A glass tube of 1.0 m length is filled with water. The water can be drained out slowly at the bottom of the tube. A vibrating tuning fork of frequency 500 Hz is brought at the
06
Nov
A glass tube of 1.0 m length is filled with water. The water can be drained out slowly at the bottom of the tube. A vibrating tuning fork of frequency 500 Hz is brought at the A glass tube of 1.0 m length is filled with water. The water can be drained out slowly at [...]
A capacitor of capacitance C is charged to a potential difference V from a cell and then disconncted from it. A charge +Q is now given to its positive plate. Find The potential difference across the capacitor is now
06
Nov
A capacitor of capacitance C is charged to a potential difference V from a cell and then disconncted from it. A charge +Q is now given to its positive plate. Find The potential difference across the capacitor is now A charge Q is uniformly distributed over a long rod AB of elngth L as shown [...]
The length , radius, tension and density of string A are twice the same parameters of string B. Find the ratio of fundamental frequency of B to the fundamental frequency of A.
06
Nov
The length , radius, tension and density of string A are twice the same parameters of string B. Find the ratio of fundamental frequency of B to the fundamental frequency of A. radius tension and density of string A are twice the same parameters of string B. Find the ratio of fundamental frequency of B [...]
A spherical metal shell A of radius R A and a solid metal sphere B of radius R B (<R A ) are kept far apart and each is given '+Q'. Now they are connected by thin metal wire. Then:
06
Nov
A spherical metal shell A of radius R A and a solid metal sphere B of radius R B (<R A ) are kept far apart and each is given '+Q'. Now they are connected by thin metal wire. Then: A spherical metal shell A of radius R A and a [...]