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Mariulka [41]
2 years ago
7

A battery is connected to a 10 resistor and produces a current of 0.2 A in the circuit. If the resistor is replaced with a 20 re

sistor, what is the new
current in the circuit?
Physics
1 answer:
drek231 [11]2 years ago
4 0

Answer:

0.1 A

Explanation:

From the question,

V = IR............ Equation 1

Where V = Voltage, I = current, R = Resistance.

Given: I = 0.2 A, R = 10 ohms.

Substitute into equation 1

V = 0.2(10)

V = 2 volt,

If the resistor is replaced with a 20 resistor, The nwe current is

I = V/R................ Equation 2

I = 2/20

I = 0.1 A

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The elastic potential energy stored in the spring is given by the equation:

E= \frac{1}{2} kx^2

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k is the spring constant

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In this problem, we have the spring as follows:

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