Ursula bought 9 dozen rolls of first- aid tape for the health office. The rolls were divided equally into 4 boxes. How many roll
1 answer:
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Step-by-step explanation:
Given that,
The length of a wire, L = 48 m
Current in the wire, I = 18 A (west to east)
The magnetic field in the wire, B = (towards south)
The magnetic force acting on the wire is given by :
Using right hand rule, the direction of magnetic force is upwards.