Question 4 A suspended date that's able to pivot from the top seperates two liquids. There is a stopper that prevents the gate opening anti-clockwise. The gate has a height of 0.5m. The liquid on the right is twice as dense as the liquid on the left. The liquid on the left has a depth of 0.3m. 1) What is the minimum depth of liquid on the right for the gate to open. 2) Comment on the ability to solve this question if the liquid on the left was 1m (filled to the top)