题目
题目

MUF0122 Physics Unit 2 - Semester 2, 2025

单项选择题

A resistor with a resistance of 10 ohms is connected to a power supply that provides a voltage of 20 volts. Calculate the current flowing through the resistor.

选项
A.1.00 A
B.2.00 A
C.3.00 A
D.0.50 A
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标准答案
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思路分析
To solve this, recall Ohm's law, which relates voltage, current, and resistance as I = V / R. Option 1: 1.00 A. If the current were 1.00 A with a 20 V supply, the implied resistance would be R = V / I = 20 V / 1.00 A ......Login to view full explanation

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