A person rides a motor bike at the speed of 30m/ s. The person applies the brake and the velocity of motor bike comes down to 20m/ s in 3 s. What is the magnitude of acceleration of motor bike?
Answers
Answered by
0
Answer:
30 multiple 20= 600 answer
than 600 divide 3 = 200
than multiple 600 with 30= 18000
than multiple 200 with 20=4000
Answered by
2
Answer:
3.33m/s²
Explanation:
u=30m/s
As, breaks are applied,
v=20m/s
t=3s
a=v-u/t
= 20-30/3
= -10/3
= -3.33m/s²
Ignoring the negative sign because we are asked only magnitude,
a=3.333m/s²
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