(i) Find the acceleration and force acting on a body of mass 4 kg using the
following v-t graph
10
v (m/s)
0
2
ris)
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1
Answer:
10 N
Explanation:
Acceleration
a = Slope of v - t graph
= y - axis / x - axis
= 10 m/s / 4s = 2.5 m/s2
From Newton's second law
F = ma
= 4 × 2.5 = 10 N
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