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Figure shows a planet in an elliptical orbit around the sun S. Where is the kinetic energy of the planet maximum?
02
Oct
Figure shows a planet in an elliptical orbit around the sun S. Where is the kinetic energy of the planet maximum? Figure shows a planet in an elliptical orbit around the sun S. Where is the kinetic energy of the planet maximum? October 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]
Figure shows the motion of a planet around the Sun S in an elliptical orbit with the Sun at the focus. The shaded areas A and B are also shown in the figure which can be assumed to be equal. If t 1 and t 2 represent the time taken for the planet to move from a to b and c to d, respectively, then.
02
Oct
Figure shows the motion of a planet around the Sun S in an elliptical orbit with the Sun at the focus. The shaded areas A and B are also shown in the figure which can be assumed to be equal. If t 1 and t 2 represent the time taken for the planet [...]
A block of mass 0.1 kg is held against a wall applying a horizontal force of 5 N on the block. If the coefficient of friction between the block and the wall is 0.5, the magnitude of the friction
02
Oct
A block of mass 0.1 kg is held against a wall applying a horizontal force of 5 N on the block. If the coefficient of friction between the block and the wall is 0.5, the magnitude of the friction A block of mass 0.1 kg is held against a wall applying a horizontal force of [...]
A car is moving in a circular horizontal track of radius 10 m with a constant speed of 10 m/s. A plumb bob is suspended form the roof of the car by a light rigid rod. The angle made
02
Oct
A car is moving in a circular horizontal track of radius 10 m with a constant speed of 10 m/s. A plumb bob is suspended form the roof of the car by a light rigid rod. The angle made A car is moving in a circular horizontal track of radius 10 m with a constant [...]
During the paddling of a bicycle, the force of friction exerted by the ground on the two wheels is such that it acts
02
Oct
During the paddling of a bicycle, the force of friction exerted by the ground on the two wheels is such that it acts During the paddling of a bicycle the force of friction exerted by the ground on the two wheels is such that it acts October 2, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
In the arrangement shown in Fig. 7.358, the ends P and Q of an unstretchable string move downwards with uniform speed U. Pulleys A and B are fixed mass M moves upwards with a speed
02
Oct
In the arrangement shown in Fig. 7.358, the ends P and Q of an unstretchable string move downwards with uniform speed U. Pulleys A and B are fixed mass M moves upwards with a speed In the arrangement shown in Fig. 7.358 the ends P and Q of an unstretchable string move downwards with uniform [...]
An artificial satellite is moving in a circular orbit around the earth with a speed equal to half the magnitudfe of the escape velocity from the earth.
02
Oct
An artificial satellite is moving in a circular orbit around the earth with a speed equal to half the magnitudfe of the escape velocity from the earth. An artificial satellite is moving in a circular orbit around the earth with a speed equal to half the magnitudfe of the escape velocity from the earth. October [...]
A block of mass 2 kg rests on a rough inclined plane making an angle of 30 with the horizontal. The coefficient of static friction between the block and the plane is 0.7 The frictional force
02
Oct
A block of mass 2 kg rests on a rough inclined plane making an angle of 30 with the horizontal. The coefficient of static friction between the block and the plane is 0.7 The frictional force A block of mass 2 kg rests on a rough inclined plane making an angle of 30 with the [...]
A geostationary satellite is orbiting the earth at a height of 6 R above the surface of the earth. R being the radius of the earth.The time period of another satellite in hours at a height 2.5 R form the surface of the earth is
02
Oct
A geostationary satellite is orbiting the earth at a height of 6 R above the surface of the earth. R being the radius of the earth.The time period of another satellite in hours at a height 2.5 R form the surface of the earth is Find the percentage cahnge in the acceleration due to gravity [...]
A spaceship is launched into a circular orbit close to earth’s surface. The additional velocity that should be imparted to the spaceship in the orbit to overcome the gravitational pull is: ( Radius of earth = 6400 km and g = 9.8 m/s )
02
Oct
A spaceship is launched into a circular orbit close to earth’s surface. The additional velocity that should be imparted to the spaceship in the orbit to overcome the gravitational pull is: ( Radius of earth = 6400 km and g = 9.8 m/s ) Find the percentage cahnge in the acceleration due to gravity when [...]