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A particle of mass  moving with velocity 1 m/s collides perfectly elastically with another stationary particle of mass . If the incident particle is deflected by  the heavy mass will make an angle  with the initial direction of  equal to

a)

b)

c)

d)


Question ID - 100218 | SaraNextGen Answer

A particle of mass  moving with velocity 1 m/s collides perfectly elastically with another stationary particle of mass . If the incident particle is deflected by  the heavy mass will make an angle  with the initial direction of  equal to

a)

b)

c)

d)

1 Answer - 5876 Votes

3537

Answer Key : (d) -

(d)

From conservation of momentum along incident direction

    (i)

From conservation of momentum along perpendicular direction,

        (ii)

From energy conservation,

   (iii)

From Eqs. (i), (ii) and (iii), we get



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