Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
An electric fan has blades of length 30 cm as measured from the axis of rotation. If the fan is rotating at 1200 rpm, find the acceleration of a point on the tip of a blade.
22
Sep
An electric fan has blades of length 30 cm as measured from the axis of rotation. If the fan is rotating at 1200 rpm, find the acceleration of a point on the tip of a blade. An electric fan has blades of length 30 cm as measured from the axis of rotation. If the fan [...]
A cyclist is riding with a speed of 27 km/h. As he approaches a circular turn on the road of radius 80 m, he applies brakes and reduces his speed at the constant rate of 0.5 m/s^2. What is the
22
Sep
A cyclist is riding with a speed of 27 km/h. As he approaches a circular turn on the road of radius 80 m, he applies brakes and reduces his speed at the constant rate of 0.5 m/s^2. What is the A cyclist is riding with a speed of 27 km/h. As he approaches a circular [...]
A gun is fired from a moving platform and ranges of the shot are observed to be R1 and R2 when the platform is moving forwards and backwards, respectively, with velocity vp. Find the elevation
22
Sep
A gun is fired from a moving platform and ranges of the shot are observed to be R1 and R2 when the platform is moving forwards and backwards, respectively, with velocity vp. Find the elevation A gun is fired from a moving platform and ranges of the shot are observed to be R1 and R2 [...]
A mass m1 with initial speed v0 in the positive x – direction collides with a mass m2 = 2 m1 which is initially at rest at the origin , as shown in figure. After the collision m1 mooves off with speed v1 = v0 /2 in the negative y – direction and m2 moves off with speed v2 at angle theta.
22
Sep
A mass m1 with initial speed v0 in the positive x – direction collides with a mass m2 = 2 m1 which is initially at rest at the origin , as shown in figure. After the collision m1 mooves off with speed v1 = v0 /2 in the negative y – direction and m2 moves [...]
A small sphere is projected with a velocity of 3 m/s in a direction 60 form the horizontal y-axis, on the smooth inclined plane. The motion of sphere takes place in the x-y plane. Calculate the
22
Sep
A small sphere is projected with a velocity of 3 m/s in a direction 60 form the horizontal y-axis, on the smooth inclined plane. The motion of sphere takes place in the x-y plane. Calculate the A small sphere is projected with a velocity of 3 m/s in a direction 60 form the horizontal y-axis [...]
Disc A of mass m collides with stationery disc B of mass 2 m as shown in the figure. Find the value of coefficient of restitution for which the two disc move in perpendicular direction after collision.
22
Sep
Disc A of mass m collides with stationery disc B of mass 2 m as shown in the figure. Find the value of coefficient of restitution for which the two disc move in perpendicular direction after collision. Two identical balls A and B lie on a smooth horizontal surface which then takes up the curved [...]
A hemisphere S and a particle P are of same mass m . Pis dropped from a height h . A hemisphere S is kept on a smooth horizontal surface. The particle P collides elastically with hemisphere at the point shown in the figure. If theta = 45 degree and after collision the velocity of the particle becomes horizontal. Find the velocities of hemisphere S and particle P after collision.
22
Sep
A hemisphere S and a particle P are of same mass m . Pis dropped from a height h . A hemisphere S is kept on a smooth horizontal surface. The particle P collides elastically with hemisphere at the point shown in the figure. If theta = 45 degree and after collision the velocity of [...]
Two parallel straight lines are inclined to the horizon at an angle alpha. A particle is projected from a point mid way between them so as to graze one of lines and strikes the other at right angle.
22
Sep
Two parallel straight lines are inclined to the horizon at an angle alpha. A particle is projected from a point mid way between them so as to graze one of lines and strikes the other at right angle. Two parallel straight lines are inclined to the horizon at an angle alpha. A particle is projected [...]
A particle is projected up an inclined plane of inclination beta at an elevation alpha to the horizon. Show that a. tan alpha = cot beta + 2 tan beta, if the particle strikes the plane at right
22
Sep
A particle is projected up an inclined plane of inclination beta at an elevation alpha to the horizon. Show that a. tan alpha = cot beta + 2 tan beta, if the particle strikes the plane at right A particle is projected up an inclined plane of inclination beta at an elevation alpha to the [...]
A ball is thrown with a velocity whose horizontal components is 12 m/s from a point 15 m above the ground and 6 m away from a vertical wall 18.75 m high in such a way so as just
22
Sep
A ball is thrown with a velocity whose horizontal components is 12 m/s from a point 15 m above the ground and 6 m away from a vertical wall 18.75 m high in such a way so as just A ball is thrown with a velocity whose horizontal components is 12 m/s from a point [...]