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 $