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A spherical shell is cut into two pieces along a chord as shown in the figure. P is a point on the plane of the chord. The gravitational field at P due to the upper part is I 1 and that due to the lower part is I 2 . What is the relation between them?
02
Oct
A spherical shell is cut into two pieces along a chord as shown in the figure. P is a point on the plane of the chord. The gravitational field at P due to the upper part is I 1 and that due to the lower part is I 2 . What is the relation [...]
A block of mass m is on an inclined plane of angle theta. The coefficient of friction between the block and the plane is mu and tan theta > mu. The block is held stationary by applying a force P parallel
02
Oct
A block of mass m is on an inclined plane of angle theta. The coefficient of friction between the block and the plane is mu and tan theta > mu. The block is held stationary by applying a force P parallel What is the maximum value of the force F such that the block shown [...]
Two masses each equal to m are lying on x-axis at (-a, 0 ) and ( + a, 0) , respectively, as shown in Fig. 7.363. They are connected by a light string. A force F is applied at the origin along vertical
02
Oct
Two masses each equal to m are lying on x-axis at (-a, 0 ) and ( + a, 0) , respectively, as shown in Fig. 7.363. They are connected by a light string. A force F is applied at the origin along vertical 0 ) 0 ) and ( + a as shown in Fig. [...]
A space station is set up in a space at a distance equal to the earth’s radius from the surface of the earth. Suppose a satellite can be launched from the space station. Let ν 1 and ν 2 be the escape velocities of the satellite on the earth’s surface and space station, respectively. Then
02
Oct
A space station is set up in a space at a distance equal to the earth’s radius from the surface of the earth. Suppose a satellite can be launched from the space station. Let ν 1 and ν 2 be the escape velocities of the satellite on the earth’s surface and space station, [...]
What is the maximum value of the force F such that the block shown in Fig. 7.362 does not move?
02
Oct
What is the maximum value of the force F such that the block shown in Fig. 7.362 does not move? What is the maximum value of the force F such that the block shown in Fig. 7.362 does not move? October 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A planet is revolving in an ellipitical orbit around thje sun. Its c;loest distance from the sun is r min and the farthest distance is Rmax. If teh velocitry of teh planet at teh distance of teh closest approach is v1 and that at the farthest distance from the sun is v2 then v1/ v2
02
Oct
A planet is revolving in an ellipitical orbit around thje sun. Its c;loest distance from the sun is r min and the farthest distance is Rmax. If teh velocitry of teh planet at teh distance of teh closest approach is v1 and that at the farthest distance from the sun is v2 then v1/ v2 [...]
A string of neglible mass going over a clamped pulley of mass m supports a block of M as shown in the Fig. 7.361. The force on the pulley by the clamp is given by
02
Oct
A string of neglible mass going over a clamped pulley of mass m supports a block of M as shown in the Fig. 7.361. The force on the pulley by the clamp is given by A string of neglible mass going over a clamped pulley of mass m supports a block of M as shown [...]
The pulleys and strings shown in Fig. 7.360 are smooth and of negligible mass. For the system to remain in equilibrium, the angle theta should be
02
Oct
The pulleys and strings shown in Fig. 7.360 are smooth and of negligible mass. For the system to remain in equilibrium, the angle theta should be the angle theta should be The pulleys and strings shown in Fig. 7.360 are smooth and of negligible mass. For the system to remain in equilibrium October 2, 2020 [...]
The escape velocity of a body on the surface of the earth is 11.2 km/s. If the earth’s mass increases to twice its present value and radius of the earth becomes half, the escape velocity becomes
02
Oct
The escape velocity of a body on the surface of the earth is 11.2 km/s. If the earth’s mass increases to twice its present value and radius of the earth becomes half, the escape velocity becomes the escape velocity becomes The escape velocity of a body on the surface of the earth is 11.2 km/s. [...]
An insect crawls up a hemispherical surface very slowly. The coefficient of friction between the insect and the surface is 1/3. If the line joining the center of the hemispherical surface to the insect
02
Oct
An insect crawls up a hemispherical surface very slowly. The coefficient of friction between the insect and the surface is 1/3. If the line joining the center of the hemispherical surface to the insect A car is moving in a circular horizontal track of radius 10 m with a constant speed of 10 m/s. A [...]