If n identical water droplets falling under gravity with terminal velocity v coalesce to form single drop which has the terminal velocity 4v. Find the number n .

Eight identical droplets, each falling under gravity in the earth's atmosphere with terminal velocity v , combine to form a single drop. The terminal velocity of single drop and drag force on it are calculated. Find the correct statement from the following.

Eight identical droplets, each falling under gravity in the earth's atmosphere with terminal velocity v , combine to form a single drop. The terminal velocity of single drop and drag force on it are calculated. Find the correct statement from the following.

Rain drops fall with terminal velocity due to

Twenty seven similar mercury drops are falling through water with terminal velocity 4 cm/s. If the drops combine to form a single drop, then terminal velocity of this bigger drop in water will be

Twenty seven similar mercury drops are falling through water with terminal velocity 4 cm/s. If the drops combine to form a single drop, then terminal velocity of this bigger drop in water will be

Twenty-seven drops of radius 2 mm each falling downwards with a terminal velocity of 4 ms^(-1) coalesce to form a bigger drop. What will be the terminal velocity of the bigger drop?