A car travelling at a speed of 10 m/s is brought to rest in 20 seconds by applying brakes. Calculate the acceleration and distance travelled during this time.
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hope this helps......
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Ruthvik2003:
thanks bruh
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u=10m/s
v=0m/s
T=20 seconds
a= v-u÷t
a = 0-10÷20
a= -10÷20
a= -1/2
a = -0.5m/s^2
AND
v^2=u^2+2as
v^2 - u^2÷2a=s
0-100÷2× -0.5=s
s= -100÷ -1
s=100m...
hope it helps....:D
v=0m/s
T=20 seconds
a= v-u÷t
a = 0-10÷20
a= -10÷20
a= -1/2
a = -0.5m/s^2
AND
v^2=u^2+2as
v^2 - u^2÷2a=s
0-100÷2× -0.5=s
s= -100÷ -1
s=100m...
hope it helps....:D
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