Vergin crok is

A crok of mass 10g is flowing on water. The net force acting on the crok is

Crok is formed from

Give the magnitude and direction of the net force acting on (a) a drop of rain falling down with a constant speed (b) a crok of mass 10 g floating on water (c) a kit skilfully held stationary in the sky (d) a car moving with a constant velocity of 30 kh//h on a rough road (e) a high speed electron in space for from all gravitational obects and free of electric and magnetic fields.

Which of the following has the same relationship as that of ROCK :CROK ? 1)BALE:ELAB 2)COLD:DOLC 3)MEAN : AEMN 4)MIND : DINM 5)None of these