Question

19. The angle which the free surface of a liquid filled in a container will make with horizontal if the container is
accelerated horizontally with acceleration g/root 3 is
(1) 30°
(2) 45°
(3) 60°
(4) 15°​

Answer 1

Answer:

see the photo hope you will be able to understand.

Explanation:

you need to remember the formula to solve these MCQs

Answer 2

tan theta = g/3^(1/2)

tan theta = 1/3^(1/2)

theta = 30 degree