A) \[{{W}_{A}}={{W}_{B}}\]
B) \[{{W}_{A}}<{{W}_{B}}\]
C) \[{{W}_{A}}>{{W}_{B}}\]
D) None of these
Correct Answer: B
Solution :
Because water enters into the vessel A it becomes hevier. Gravity helps it to sink. External work required for immersing A is obviously less than that for immersing B.
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