Physics, asked by KrithickG6422, 10 months ago

A particle is projected from an origin o ay a velocity of (3i + 13j)m/s. Find the position vector of the particle 2 seconds after projection and the distance the particle is then from o. (Take g=10 m/s^2

Answers

Answered by help7oo645o984
1

Answer:

x position = 6i

y position = 13×2-1/2 ×10×4

=26-20

=6j

so position after 2 seconds = 6i +6j

hence distance from O

=sq root( 36 +36)

=sq root(76)

= 8.7m

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