Two bodies one held 30 cm directly above the other are relased simultaneously and fall freely under gravity. After 2 sec their relative separation will be :

Two bodies are held separated by 9.8 m vertically one above the other. They are released simultaneously to fall freely under gravity. After 2 s the relative distance between them is

Two bodies are held separated by 9.8 m vertically one above the other. They are released simultaneously to fall freely under gravity. After 2 s the relative distance between them is

Two equal masses are held at a distance of 3.0cm in a line and released simulataneously. What will be the separation between them after 2s ?