Question

24. A glass containing water is fixed to a wedge A, which can slide over a smooth inclined plane B, having angle
K with the horizontal. The angle made by the free surface of water with horizontal is ​

Answer 1

The angle made by the free surface of water with horizontal  alpha only

Answer 2

Answer:

because her the angle alpha and the angle of glass containing container same by

tan teta is equal to a/g