The velocity of a particle at an instant t is
10 m/s after 5 secs their velocity in 20 m/
s. The velocity at 3 secs before is:
(1) 8 m/s
(2) 4 m/s
(3) 6 m/s
(4) 7 m/s
Ayushkashyap100:
10÷2×3=4
why cant you answer it by saying formula too
a=v-u/t(20-10)/5=2
answer it not commenting
v=u+at
you have chance to answer
10=u+2×3
10-6=u
u=4
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(2) 4m/s is the right answer
mark it as brilliantest
why didn't you explained
like you commented
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