T5_Electrical_Principles_part_2

What describes the ability to store energy in an electric field?

• Inductance
• Resistance
• Tolerance
• Capacitance

What is the unit of capacitance?

• The farad
• The ohm
• The volt
• The henry

What describes the ability to store energy in a magnetic field?

• Admittance

• Capacitance

• Resistance

• Inductance

What is the unit of inductance?

• The coulomb
• The farad
• The henry
• The ohm

What is the unit of impedance?

• The volt
• The ampere
• The coulomb
• The ohm

What does the abbreviation “RF” mean?

• Radio frequency signals of all types
• The resonant frequency of a tuned circuit
• The real frequency transmitted as opposed to the apparent frequency
• Reflective force in antenna transmission lines

What is the abbreviation for megahertz?

• MH
• mh
• Mhz
• MHz

What is the formula used to calculate electrical power (P) in a DC circuit?

• P = I E
• P = E / I
• P = E – I
• P = I + E

How much power is delivered by a voltage of 13.8 volts DC and a current of 10 amperes?

• 138 watts
• 0.7 watts
• 23.8 watts
• 3.8 watts

How much power is delivered by a voltage of 12 volts DC and a current of 2.5 amperes?

• 4.8 watts
• 30 watts
• 14.5 watts
• 0.208 watts