Question

body is moving with a velocity of 4 m/s and acceleration of 2 metre per second find a velocity B distance travelled after 5 seconds in in 5th s​

Answer 1

Given, U= 2m/s

a=4m/s²

S₁₂=U+√a (2n-1) th

here, n=5

S5= 2 + 1x²xx (2x5-1)

= 2+2x(10-1) m

=2+2x9 m

=2+ 18 m

=20m