Question

(4)
4. A car travelling with a velocity of 80 km/h slowed down to 44 km/h in 15 s. The retardation is
(1) 0.67 m/s2
(2) 1 m/s2
(3) 1.25 m/s2
(4) 1.5 m/s2​

Answer 1

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