A train is moving with a speed of 72 kmh^(-1) on a curved railway line of 400 m radius. A spring balance loaded with a block of weight 5 kg is suspended from the roof of the train. What would be the reading of the balance? Take g = 10 ms^(-2).

A train is moving with a speed of 72 kmh^(-1) on a curved railway line

1.	A train is moving with a speed of 72 kmh^(-1) on a curved railway line of 400 m radius. A spring balance loaded with a block of weight 5 kg is suspended from the roof of the train. What would be the reading of the balance? Take g = 10 ms^(-2).
Answer» ANSWER :5.025 KG WT