A 450-2 resistor is connected to a variable-voltage power supply. (a) What voltage is necessary to cause a current of 0.9 A in the resistor? (b) What current flows in the resistor when the voltage is 14 V? A

A 450-2 resistor is connected to a variable-voltage power supply. (a) What voltage is necessary to cause a current of 0.9 A in the resistor? (b) What current flows in the resistor when the voltage is 14 V? A

Inquiry into Physics

8th Edition

ISBN:9781337515863

Author:Ostdiek

Publisher:Ostdiek

Chapter7: Electricity

Section: Chapter Questions

Problem 13P

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Question

A 450-2 resistor is connected to a variable-voltage power supply.
(a) What voltage is necessary to cause a current of 0.9 A in the resistor?
(b) What current flows in the resistor when the voltage is 14 V?
A.

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