Quantities and Units Questions

• Voltage, not current, determines the severity of an electrical shock.
• Multiplying 5 × 106 by 4 × 103 results in 20 × 1018.
• 0.00015 V can be expressed in powers of ten as 1.5 × 10–4 V.
• Precision refers to the difference between the measured value and the accepted value.
• 4200 W is the same as 4.2 kW.
• The metric prefix giga is used to represent one billion.
• The number 560,000 is expressed in scientific notation.
• The number 24.5, rounded to two significant digits, is 25.
• The joule is the unit for ___.
• 106,100,000 Hz is the same as ___ MHz.
• (12.6 × 106)(10.5 × 103) = ________.
• The number 0.0136 equals 13.6 × ___.
• 1300 × 10–12 F is the same as 1300 ___.
• 7450 × 10–5 amperes equals 74.5 ___.
• The number 5200 ×10–2 equals ___ × 101.
• The ___ is the unit for resistance, reactance, and impedance.