A. 2.0N
B. 3.0N
C. 3.5N
D. 7.0N

Correct Answer: Option A

A. 2.0N

Explanation

Upthrust = weight of the liquid displaced

= mass of liquid displaced × acceleration due to gravity

= 200/1000×10

= 2N

SEE ALSO  A wire of cross-sectional area 0.60mm2 has a resistivity of 7.2 x 10-7 Ω. Calculate the length of wire that will have a resistance of 3Ω.

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