1.

A body has a velocity 300 cm/s. If it has a uniform acceleration of 10 cm/s2, find the distance it travels in 3 seconds.​

Answer»

ong>Answer:

45 CM

Step-by-step explanation:

v=300 cm/s     a=10 cm/s²      time=3 seconds

suppose the initial velocity u is 0

    s= u t + \frac{1}{2} × at² where s is the distance covered

∴   s= 0 × 3 + \frac{1}{2} × 10 × 3²

∴   s= 0 + \frac{1}{2} × 10 × 9

∴   s= \frac{90}{2} = 45 cm



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