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25. The pressure inside a small air bubble of

radius 0.1 mm situated just below the surface of water will be equal to

[Take surface tension of water 70 x 10-3 N/m-1 and atmospheric pressure = 1.013 x 105 N/m-2 ]

(a) 2.054 x 103 pa

(b) 1.027 x 103 pa

(c)  1.027 x 105 pa

(d) 2.054 x 105 pa

Ans. c

(7)

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