Question

The following observations were taken for determining surface tension T of water by

capillary method. Diameter of capilary D, = 1.25  10

-2 m rise of water,

h = 1.45  10-2 m. Using g = 9.80 m/s2

and the simplified relation

3

rgh T = × 10

2

N/m, the

possible error in surface tension is closet to

a) 2.4 % b) 10% c) 0.15% d) 1.5%​

Answer 1

Answer:

b) 10% is the answer dear friend

Answer 2

Answer:

1.6% is the answer