a particle moving with uniform acceleration has its final velocity [v=(150+8x)1/2] m/s where x is the distance travelled by the body. Then the acceleration is

1) + 4 m/s2

2) – 4 m/s2

3) + 8 m/s2

4) – 8 m/s2

Answer: + 4 m/s2

# A Motion in straight line

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