Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R .…

Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A : The escape velocities of planet  A and B are same. But A and B are of unequal mass.

Reason R: The product of their mass and radius must be same. M1R1=M2R2 In the light of the above statements, choose the most appropriate answer from the options given below :

  1. Both A and R are correct and R is the correct explanation of A
  2. Both A and R are correct but R is NOT the correct explanation of A
  3. A is not correct but R is correct
  4. A is correct but R is not correct

Solution

Ve=2GMR

M1R1=M2R2

M1R2=M2R1

Hence reason R is not correct.

Asked in: JEE Main 2021 (25 Feb Shift 1)

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