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For a satellite in elliptical orbit whic...

For a satellite in elliptical orbit which of the following quantities does not remain constant ?

A

Angular momentum

B

Momentum

C

Areal velocity

D

All of these

Text Solution

Verified by Experts

The correct Answer is:
B
In elliptical orbit velocity, both in magnitude and direction keep on changing. Therefore, momentum does not remain constant.
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Knowledge Check

  • For a planet moving around the sun in an elliptical orbit, which of the following quantities remain constant ?

    A
    The total energy of the sun plus planet system
    B
    The angular momentum of the planet about the sun
    C
    The force of attraction between the two
    D
    The linear momentum of the planet

  • For a planet moving around the sun in an elliptical orbit, which of the following quantities remain constant ?

    A
    the total energy of the sun plus planet system
    B
    the angular momentum of the planet about the sun
    C
    the force of attraction between the two
    D
    the linear momentum of the planet

  • For a planet moving and the sun in an elliptical orbit, which of the following quantities remain constant? (i) The total energy of the 'sun plus planet' system (ii) The angular momentum of the planet about the sun (iii) The force of attraction between the two (iv) The linear momentum of the planet

    A
    (i),(ii)
    B
    (ii),(iii)
    C
    (i),(iii)
    D
    (ii),(iv)

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