Question

(ii) The speed of 45 m/sec when converted into km/h is
(a) 152 km/h
(b) 162 km/h
(c) 172 km/h
(d) 27 km/h​

Answer 1

we know that ,

1m/s= 3.6 km/hr

then ,

45 m/s= 162 km/hr

⏩ I hope it help you ❤️