A girl while riding a bicycle moves with the speed of 20 km/h for 2 h and with the speed of 15 km/h for the next 1.5 h. Her average speed is
akshivats3333
Asked:
September 2023
The brakes applied to a car produce an acceleration of 6 m/s^2 in the opposite direction to the motion. If the car takes 3s to come to rest after the application of brakes, calculate (i) initial velocity of the car before applying brakes and (ii) the distance covered by the...
akshivats3333
Asked:
December 2022
'Mind is a beautiful servant but a dangerous master' . Elaborate.Explain. 30 points que. ans fast plzzzz