Properties Of Solids And Liquids Question 272

Question: A block of steel of size 5 cm × 5 cm × 5 cm is weighed in water. If the relative density of steel is 7, its apparent weight is[AFMC 1997]

Options:

A)6 × 5 × 5 × 5 gf

B)4 × 4 × 4 × 7 gf

C)5 × 5 × 5 × 7 gf

D)4 × 4 × 4 × 6 gf

Show Answer

Answer:

Correct Answer: A

Solution:

Apparent weight = $ V(\rho -\sigma )g $ = $ 5\times 5\times 5(7-1)g $ = $ 6\times 5\times 5\times 5\ gf $



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