A man and a cart move towards each other. The man weighs 64 kg and the cart weighs 32kg. The velocity of the man is 5.4 km/hr and that of the cart is 1.8 km/hr. When the man approaches the cart, he jumps on to it. The velocity of the cart carrying the man will be

A man and a cart move towards each other. The man weighs 64 kg and the

1.	A man and a cart move towards each other. The man weighs 64 kg and the cart weighs 32kg. The velocity of the man is 5.4 km/hr and that of the cart is 1.8 km/hr. When the man approaches the cart, he jumps on to it. The velocity of the cart carrying the man will be
Answer» 3 km/hr 30 km/hr 1.8 km/hr zero Solution :`m_(1)u_(1)+m_(2)u_(2)=(m_(1)+m_(2))V`