Plz plz urgent do ques no 7 and 10
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7.20=5×x
where five is mass , twenty is force and x is acceleration
x=4
v-u÷t=a
u=0
v÷t=a
v÷10=4
v=10×4=40m/s
k.e=1/2mv^2
=1/2×5×40×40
=100*40=4000joule
but where is the 10th question
where five is mass , twenty is force and x is acceleration
x=4
v-u÷t=a
u=0
v÷t=a
v÷10=4
v=10×4=40m/s
k.e=1/2mv^2
=1/2×5×40×40
=100*40=4000joule
but where is the 10th question
hope this answer will help u
thanks
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