A hockey player is moving northward and suddenly turns westward with the same speed to avoid an opponent. The force that acts on the player is

(a) Frictional force along westward.

(b) Muscle force along southward.

(c) Frictional force along south-west.

(d) Muscle force along south-west.

0 1 View | Posted 3 months ago
Asked by Shiksha User

  • 1 Answer

  • A

    Answered by

    alok kumar singh | Contributor-Level 10

    3 months ago

    This is a Multiple Choice Questions type Questions as classified in NCERT Exemplar

    Answer- c

    Explanation –consider the adjacent diagram

     OA= p1= initial momentum of player northward

    AB= p2= final momentum of player towards west

    OB= OA+AB

    Change in momentum = P2-P1= AB-OA so we can say that AR will be along south west.

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