Theory > Physics > 2000 > PART I > 3 > b
WASSCE
Calculate the force required to lift a needle 4cm long off the surface of water if the surface tension of water is 7.3 × 10-2Nm-1
To see detailed solution to this question and thousands of other questions offline, download TestDriller SSCE. Practice rigorously for WASSCE, enjoy educational games, get chief examiners' reports, summary of WAEC literature books, compete with your peers, win prizes and more.
09037778195