Question

Acceleration = 20m/s^2
Velocity =30 m/s
Final velocity = ?
Time=?
Distance=600 m

Answer 1

Answer:

Explanation:

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Answer 2

HEY MATE.............

GIVEN ,

A= 20m /s^2

u = 30m/s

d= 600 m

v = ? and t=?

so, by the formula,

v^2 = u^2 + 2as

( 30)^2 + 2 × 20 ×600

= 900 + 24000

= 24900

v .

$\sqrt{24900}$

= 157.79 m/ s

now v = u + at

157.79 = 30 + 20 t

157.79 - 30 = 20t

127.79 / 20 = t

so, t = 6.3 s