Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
Consider three long straignht parallel wires as shown in figure. THe force the experienced by a 25 cm length of wire C is N X 10^-4 N. Find the value of N?
17
Oct
Consider three long straignht parallel wires as shown in figure. THe force the experienced by a 25 cm length of wire C is N X 10^-4 N. Find the value of N? Consider three long straignht parallel wires as shown in figure. THe force the experienced by a 25 cm length of wire C is [...]
There are two radioactive substances A and B. Decay constant of B is two times that of A. Initially, both have equal number of nuclei. After n half-lives of A, rates of disintegration of both are equal.
17
Oct
There are two radioactive substances A and B. Decay constant of B is two times that of A. Initially, both have equal number of nuclei. After n half-lives of A, rates of disintegration of both are equal. both have equal number of nuclei. After n half-lives of A rates of disintegration of both are equal. [...]
Half-life of a radioactive substance A is two times the half-life of another radioactive substance B. Initially, the number of A and B are NA and NB, respectively. After three half-lives of A,
17
Oct
Half-life of a radioactive substance A is two times the half-life of another radioactive substance B. Initially, the number of A and B are NA and NB, respectively. After three half-lives of A, Half-life of a radioactive substance A is two times the half-life of another radioactive substance B. Initially respectively. After three half-lives of [...]
There are two radio nuclei A and B. A is an alpha emitter and B a beta emitter. Their disintegration constants are in the ratio of 1:2. What should be the ratio of number of atoms of A and B at any time t
17
Oct
There are two radio nuclei A and B. A is an alpha emitter and B a beta emitter. Their disintegration constants are in the ratio of 1:2. What should be the ratio of number of atoms of A and B at any time t 1.00 kg of 235 U undergoes fission process. If energy released [...]
A radioactive substance X decays into another radioactive substance Y. Initially, only X was present. lemda x and lemda y are the disintegration constants of X and Y. Ny will be maximum when
17
Oct
A radioactive substance X decays into another radioactive substance Y. Initially, only X was present. lemda x and lemda y are the disintegration constants of X and Y. Ny will be maximum when A radioactive substance X decays into another radioactive substance Y. Initially only X was present. lemda x and lemda y are the [...]
Two parallel, long wires carry currents i1 and i2 with i1>i2. When the currents are in the same direction, the magnetic field at a point midway between the wires is 10mu T. If the direction of i2 is reversed, the field becomes 30 mu T . The ration i1/i2 is
17
Oct
Two parallel, long wires carry currents i1 and i2 with i1>i2. When the currents are in the same direction, the magnetic field at a point midway between the wires is 10mu T. If the direction of i2 is reversed, the field becomes 30 mu T . The ration i1/i2 is long wires carry currents i1 [...]
A radioactive isotope is being produced at a constant rate X. Half-life of the radioactive substance is Y. After some time, the number of radioactive nuclei become constant. The value of this constant is
17
Oct
A radioactive isotope is being produced at a constant rate X. Half-life of the radioactive substance is Y. After some time, the number of radioactive nuclei become constant. The value of this constant is A radioactive isotope is being produced at a constant rate X. Half-life of the radioactive substance is Y. After some time [...]
A radioactive substance is being consumed at a constant rate of 1 s^-1. After what time will the number of radioactive nuclei become 100. Initially, there were 200 nuclei present.
17
Oct
A radioactive substance is being consumed at a constant rate of 1 s^-1. After what time will the number of radioactive nuclei become 100. Initially, there were 200 nuclei present. A radioactive substance is being consumed at a constant rate of 1 s^-1. After what time will the number of radioactive nuclei become 100. Initially [...]
Two radioactive materials X1 and X2 have decay constants 10 lemda and lemda, respectively. If initially they have the same number of nuclei, the ratio of the number of nuclei of X1 to that
17
Oct
Two radioactive materials X1 and X2 have decay constants 10 lemda and lemda, respectively. If initially they have the same number of nuclei, the ratio of the number of nuclei of X1 to that respectively. If initially they have the same number of nuclei the ratio of the number of nuclei of X1 to that [...]
A system consists of two parallel plane carrying currents producing a uniform magnetic field of induction B between the planes. Outside this space there is no magnetic field. The magnetic force acting per unit area of each plane is found to be B2/Nμ0. Find N.
17
Oct
A system consists of two parallel plane carrying currents producing a uniform magnetic field of induction B between the planes. Outside this space there is no magnetic field. The magnetic force acting per unit area of each plane is found to be B2/Nμ0. Find N. B Cand D are also marked in the figure each [...]