A spinninng top stands erect but a top which is not spinning falls.Why ?

What is top soil?

If a person stands nera a fast moving train, there is a possibility of his falling towards it. Why?

Answer the following questions : A man with a wristwatch on his hand falls from the top of a tower. Does the watch give correct time during the free fall ?

If a running bus stops suddenly, the passengers standing inside it falls forward, explain why?

A block of wood is kept on the table top. The mass of wooden block is 5 kg and its dimensions are 40cm xx20cmxx10cm . Find the pressure exerted by the wooden block on the table top if it is made to lie on the table top with its sides of dimensions : 20cmxx10cm .

A block of wood is kept on the table top. The mass of wooden block is 5 kg and its dimensions are 40cm xx20cmxx10cm . Find the pressure exerted by the wooden block on the table top if it is made to lie on the table top with its sides of dimensions : 40cmxx20cm .