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Assertion : Electron revolves around a p...

Assertion : Electron revolves around a positvely charged nucleus like a planet revolves around the sun.
Reason : The force acting in both the cases is of same kind.

A

If both assertion and reason are true and reason is the correct explanation of assertion.

B

If both assertion and reason are true but reason is the correct explanation of assertion.

C

If assertion is true but reason is false

D

If both assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
C
The force in the case of electron-nucleus is electrostatic force or Coulomb force and the force in case of planet-sun is gravitational.
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Knowledge Check

  • The earth revolved around the sun.

    A
    was revolving
    B
    is revolving
    C
    had revolved
    D
    revolves

  • Name the definite path where planet revolves around the sun,

    A
    Solar system
    B
    Orbit
    C
    Sub orbit
    D
    None of these

  • A planet is revolving around the sun as shown in elliptical path. The correct option is

    A
    The time taken in travelling DAB is less than that for BCD
    B
    The time taken in travelling DAB is greater than that for BCD
    C
    The time taken in travelling CDA is less than that for ABC
    D
    The time taken in travelling CDA is greater than that for ABC