Question

please answer fast.
I need explanation​

Answer 1

Distance covered by car in 1 st 1 min =

1/2 × 0.2 × 60 × 60

= 360 m

velocity of 1 min

v = 12 m/s

o res = 0 o vel = 12 m/s

Road s vel = 3 × 360 m = 1080m

t = ?

s res = 1/2 a res t sq + o res t

= 1/2 × 0 × t sq + o res t

1080 = 12 × t

t = 90 sec

= 1.5 mins

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