Shubham Jha - Class 9
When a car driver travelling at a speed of 10 m/s applies brakes and brings the car to rest in 20 s, then the retardation will be:
Anonymous Quiz
+0.2m/s
-0.2m/s
+0.5m/s
-0.5m/s

1 comment

harsh mishra
sir but retardation always negative hota hai
1