Question
Question: A motor cyclist rides around the well with a round vertical wall and does not fall down while riding...
A motor cyclist rides around the well with a round vertical wall and does not fall down while riding because :
A
The force of gravity disappears
B
He loses weight some how
C
He is kept in this path due to the force exerted by surrounding air
D
The frictional force of the wall balances his weight
Answer
The frictional force of the wall balances his weight