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24. A shell having a hole of radius r is dipped in water. It holds the water upto a depth of h then the value of r is

(a)  r= 2T/hdg

(b) r= T/hdg

(c)  r= Tg/hd

(d)  None of these

Ans. a

(7)

5/5 - (1 vote)

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