A block of solid insoluble in water weighs 24gm in air and 21gm when completely immersed in water. Its weight when completely immersed in liquid of specific gravity 1.1 is
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a
20.7gm
b
27.3gm
c
24gm
d
3.3gm
answer is A.
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Detailed Solution
ρB=W1W1-W2 =2424-21=8 ρBρL=W1W1-W3⇒81.1=2424-W3 SO W3=20.7gm