Question

A metallic block of density 5 gm cm^–3 and having dimensions 5 cm × 5 cm × 5 cm is weighed in water. Its apparent weight will be

• A. 5 × 5 × 5 × 5 gf
• B. 4 × 4 × 4 × 4gf
• C. 5 × 4 × 4 × 4gf
• D. 4 × 5 × 5 × 5g

Answer 1

Answer: (D)

4 × 5 × 5 × 5g

Answer 2

Apparent weight $= V ( \rho - \sigma ) g$

$= 5 \times 5 \times 5 \times 4 \times g$ Dyne or $4 \times 5 \times 5 \times 5$ gf