A block of material of volume \(2 \times 0^{-5 ms }\) is suspended from a spring balance with haff the volument the block immersed in water.
What is the reading of the spring balance?
(Density of water \(\left.=10 \times 10^{3} kg ^{3}, g =10 ms ^{-2}\right)

A. \(0.10 N\)
B. \(0.25 N\)  
C. \(0.30 N\)
D. \(0.40 N\)
E. \(0.50 N\)

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Correct Answer: B