Examlex
In perfect competition,the assumption of easy entry and exit implies that,in the _____ run,all firms in the industry will earn _____ economic profits.
Grounding Prong
The metal prong on a plug designed to connect the electrical device safely to the ground, reducing the risk of electric shock.
Resistance
A measure of the opposition to the flow of electric current, expressed in ohms (Ω).
Electromotive Force
A difference in potential that drives electric current from one point to another, measured in volts.
Voltage
The electrical potential difference between two points in a circuit, driving the flow of current.
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