Engineering Board Exam Reviewer · Quantities and Units · medium

A current of 1.5, A is equal to how many milliamperes?

1. 1.5 mA
2. 0.0015 mA
3. 0.015 mA
4. 150 mA

Answer

B. 0.0015 mA

Solution

1, A=10-3 mA, so 1.5, A=0.0015 mA.

More Quantities and Units questions

1. Express 56,000, in engineering notation.
2. Which of these resistances is the largest?
3. Express 0.000047 A in microamperes.
4. Which metric prefix stands for 10-6?
5. How many joules are in one kilowatt-hour?
6. What is the SI unit of electrical power?
7. Approximately how many electrons make up one coulomb of charge?
8. Convert 2.2 M to ohms.
9. Convert 350 mV to volts.
10. Convert 0.025 A to milliamperes.

All Quantities and Units questions