Physics WAEC

A straight wire 15cm long, carrying a current of 6.0A is in a uniform field of 0.40T. What is the force on the wire when it is at right angle to the field.

A. 0.46N
B. 0.35N
C. 0.36N
D. 0,24N

Correct Answer: Option C

Explanation

F = BIL = 0.4 x 6 x 15/100
= 0.36N

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