Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
An insect of mass m moves up along a hanging stationary thread, with acceleration a. Find the power delivered by the gravity after a time t.
31
Aug
An insect of mass m moves up along a hanging stationary thread, with acceleration a. Find the power delivered by the gravity after a time t. An insect of mass m moves up along a hanging stationary thread with acceleration a. Find the power delivered by the gravity after a time t. August 31, 2020 [...]
a charge particle q = -10 mu is carried along op pq and then back to o along qo as shown in figure in an electric field E = ( x +2y )i +2xj . find the work done by an external agent in (a) each path and (b) the round trip.
31
Aug
a charge particle q = -10 mu is carried along op pq and then back to o along qo as shown in figure in an electric field E = ( x +2y )i +2xj . find the work done by an external agent in (a) each path and (b) the round trip. 2) to Q(3 [...]
A block is tied to one end of a light string of length 1 whose other end is fixed to a rigid support. The block is given a speed of sqrt(7gl/2) from the lowermost position. Find the height and speed at which the block leaves the circle. Also find the maximum height to which it rises finally.
31
Aug
A block is tied to one end of a light string of length 1 whose other end is fixed to a rigid support. The block is given a speed of sqrt(7gl/2) from the lowermost position. Find the height and speed at which the block leaves the circle. Also find the maximum height to which it [...]
Find the work done by an external agent in slowly shifting a charge q=1μC in the electric field → E =103 ˆ i V m^-1 from the point P(1,2) to Q(3,4).
31
Aug
Find the work done by an external agent in slowly shifting a charge q=1μC in the electric field → E =103 ˆ i V m^-1 from the point P(1,2) to Q(3,4). 2) to Q(3 4 Find the work done by an external agent in slowly shifting a charge q=1μC in the electric field → E [...]
A point mass m starts from rest and slides down the surface of a frictionless hemisphere of radius r as shown figure. Measure angle from the vertical and potential energy from the top. Find a. Find the changes in potential energy of the mass with angle b. Find the kinetic energy as a function of angle c. Find the radial and tangential acceleration as a function of angle d. Find the angle at which the mass files off the hemisphere e. If there is friction between the mass and hemisphere, does the mass fly off at a greater or lesser angle than in part (d) ?
31
Aug
A point mass m starts from rest and slides down the surface of a frictionless hemisphere of radius r as shown figure. Measure angle from the vertical and potential energy from the top. Find a. Find the changes in potential energy of the mass with angle b. Find the kinetic energy as a function of [...]
Surface tension of a soap solution is T. There is a soap bubble of radius r. Calculate the amount of charge that must be spread uniformly on its surface so that its radius becomes 2r. Atmospheric pressure is P0. Assume that air temperature inside the bubble remains constant.
31
Aug
Surface tension of a soap solution is T. There is a soap bubble of radius r. Calculate the amount of charge that must be spread uniformly on its surface so that its radius becomes 2r. Atmospheric pressure is P0. Assume that air temperature inside the bubble remains constant. ……….. Qn respectively. i. Find the charge [...]
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……….. Qn respectively. i. Find the charge induced at surface A. ii. Find the charge induced at surface B. iii. If the left conductor is earthed ,
find the magnitude of charge flowing from plate to earth. ,
find the magnitude of charge flowing from plate to earth. iv. If any conductor is earthed ,
q2 ,
There are n large parallel plate conductors carrying charge Q1 ,
A thin spherical conducting shell of radius R has a charge q. Another charge Q is placed at the centre of the shell. The electrostatic potential at a point P a distance R/2 from the centre of the shell is
31
Aug
A thin spherical conducting shell of radius R has a charge q. Another charge Q is placed at the centre of the shell. The electrostatic potential at a point P a distance R/2 from the centre of the shell is ……….. Qn respectively. i. Find the charge induced at surface A. ii. Find the charge [...]
Tags:
……….. Qn respectively. i. Find the charge induced at surface A. ii. Find the charge induced at surface B. iii. If the left conductor is earthed ,
find the magnitude of charge flowing from plate to earth. ,
find the magnitude of charge flowing from plate to earth. iv. If any conductor is earthed ,
q2 ,
There are n large parallel plate conductors carrying charge Q1 ,
In the given system, when the ball of mass m is released, it will swing down the dotted arc. a. How fast will it reach the lowest point in its swing? A nail is located at a distance d below the point of suspension.
31
Aug
In the given system, when the ball of mass m is released, it will swing down the dotted arc. a. How fast will it reach the lowest point in its swing? A nail is located at a distance d below the point of suspension. In the given system it will swing down the dotted arc. [...]
There are n large parallel plate conductors carrying charge Q1, Q2 ,……….. Qn respectively. i. Find the charge induced at surface A. ii. Find the charge induced at surface B. iii. If the left conductor is earthed, find the magnitude of charge flowing from plate to earth. iv. If any conductor is earthed, find the magnitude of charge flowing from plate to earth.
31
Aug
There are n large parallel plate conductors carrying charge Q1, Q2 ,……….. Qn respectively. i. Find the charge induced at surface A. ii. Find the charge induced at surface B. iii. If the left conductor is earthed, find the magnitude of charge flowing from plate to earth. iv. If any conductor is earthed, find the [...]
Tags:
……….. Qn respectively. i. Find the charge induced at surface A. ii. Find the charge induced at surface B. iii. If the left conductor is earthed ,
find the magnitude of charge flowing from plate to earth. ,
find the magnitude of charge flowing from plate to earth. iv. If any conductor is earthed ,
q2 ,
There are n large parallel plate conductors carrying charge Q1 ,
A small ball attached with one end of an inextensible thread is moving in a vertical circle. Ratio of its maximum to minimum velocity is 2:1. Calculate tension in thread and acceleration of the ball at the moment when velocity of the ball is directed vertically downward. (g=10m/s^2).
31
Aug
A small ball attached with one end of an inextensible thread is moving in a vertical circle. Ratio of its maximum to minimum velocity is 2:1. Calculate tension in thread and acceleration of the ball at the moment when velocity of the ball is directed vertically downward. (g=10m/s^2). A particle of mass m is kept [...]