Physics

#### The earth E moves in an elliptical orbit with the sun s at one of the foci as shown in figure. Its speed of motion will be maximum at a point…..

PhysicsGeneral

- A
- C
- B
- D

#### Answer:The correct answer is: A

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#### Let and A vector is such that

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#### The period of revolution of planet A around the sun is 8 times that of B. The distance of A from the sun is how many times greater than that of B from the sun.

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#### The earth revolves round the sun in one year. If distance between then becomes double the new period will be ……. years.

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#### Which part shows initial velocity of the particle?

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#### A satellite of mass m is circulating around the earth with constant angular velocity. If radius of the orbit is RO and mass of earth M, the angular momentum about the center of earth is,

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Mg is most electropositive element amongst the given elements.

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Mg is most electropositive element amongst the given elements.

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#### A graph of moving body with constant acceleration is given in the figure. What is the velocity aftertime t

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#### The graph of displacement (x) time (t) for an object is given in the figure. In which part of the graph the acceleration of the particle is positive ?

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#### In the above figure acceleration (a) time (t) graph is given. Hence

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