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

In fig two block of mass m(A) and m(B) are rotating at radius r kept on a rough table consider friction (mu) between all the contact surface pulley is frictionless determine the angular speed of the turn table for which the blocks just begin to slide A hemispherical bowl of radius R is rotating about [...]

A particle of mass m connected with a hanging bob of mass M by an inextensible string is stationary relative to the rotating platform . The coefficient of static friction between the particle and platform is mu A hemispherical bowl of radius R is rotating about its axis of symmetry which is kept vertical. A [...]

The positions of two point charges q1 and q2 are →r1 and →r2 , respectively. Find the position of the point where the net field is zero due to thses charges. respectively. Find the position of the point where the net field is zero due to thses charges. The positions of two point charges q1 [...]

A block of mass m is kept on rough horizontal turn table at a distance r from the centre of table. The coefficient of friction between turn table and block is μ. Now the turn-table starts rotating with uniform angular acceleration α. a. Find the time after which slipping occurs between block and turn-table. b. [...]

Two point charges +5×10−19Cand+20×10−19C are separated by a distance of 2m. The electric field intensity will be zero at a distance d=………. From the charges of 5×1019C Two point charges +5×10−19Cand+20×10−19C are separated by a distance of 2m. The electric field intensity will be zero at a distance d=………. From the charges of 5×1019C August [...]

A hemispherical bowl of radius R is rotating about its axis of symmetry which is kept vertical. A small ball kept in the bowl rotates with the bowl without slipping on its surface. A hemispherical bowl of radius R is rotating about its axis of symmetry which is kept vertical. A small ball kept in [...]

Two negative charges of a unit magnitude and a positive charge q are placed along a straight line. At what position and value of q will the system be in equilibrium? (Negative charges are fixed). Two negative charges of a unit magnitude and a positive charge q are placed along a straight line. At what [...]

Two point charge ±q are placed on the axis at x=−a and x=±a , as shown in fig. (i) Plot the variation of E along the x-axis. (ii) Plot the variation of E along the y-axis. as shown in fig. (i) Plot the variation of E along the x-axis. (ii) Plot the variation of E [...]

A particle of mass m is moving with a constant speed v in a circular path in a smooth horizontal plane (plane of paper) by a spring force as shown in Fig. If the natural length of the spring is l0 ​and stiffness of the spring is k, find the elongation of the spring. A [...]

A thin fixed ring of radius a has a positive charge q uniformly distributed over it.A particle of mass m having a negative charge Q, is placed on the axis at a distance of x(x<<a) form the center of the ring. Show that the motion of the negatively charged particle is approximately simple harmonic. Calculate [...]