A body is at rest attaining accelaration of 4ms2 .Find it's velocity at the end of half a meter
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Answer:
Initial Velocity, u = 0 m/s (rest)
acceleration, a= 4m/s²
We know that,
2as = v² - u²
=>2 × 4 × 1/2 = v² - 0 [from (i)]
=>v² = 4
=> v = √4 = 2m/s
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