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A 12.0 V battery is attached to a circuit with a resistor of 5.5 Ohms. The internal resistance of the circuit is 1.75 Ohms. What is the terminal voltage of the circuit?

A 120 V battery is attached to a circuit with a resistor of 55 Ohms The internal resistance of the circuit is 175 Ohms What is the terminal voltage of the circu class=

Respuesta :

The end voltage is 9.01 volts.

Explanation:

The emf of the battery is 12 volts.

The resistance of the circuit = 1.75 ohms.

The resistance of the applicant attached = 5.5 ohms.

So, total resistance of the circuit = [tex]1.75 + 5.5[/tex] ohms = 7.25 ohms.

According to the equation, the voltage applied is equal to the product of the current and the resistance.

V=iR.

So, 12 = [tex]i \times7.25[/tex].

So, i = 1.66.

Therefore, the voltage at the end of the circuit = [tex]12 - 1.66\times1.75[/tex]volts

= 9.01volts.

So the end voltage is 9.01 volts.