Why is the mechanical advantage of using a single pulley always 1? Assume there’s no friction. A. The input force is in a differ
2 answers:
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Answer:
6 A
Explanation:
First of all, we need to calculate the equivalent resistance of the circuit. The three resistors are connected in parallel, so their equivalent resistance is given by:
And now we can use Ohm's law to find the current in the circuit: