PatchWork Round 1

What is the color code for a 220 ohms  5% resistor? 

• Red, Blue, Brown, Gold
• Red, Red, Brown, Gold
• Green, Green, Brown, Silver
• Yellow, Yellow, Black, Gold

Voltage will influence current only if the circuit is __________

• closed

• insulated

• open

• without a power source

Which resistive component is designed to be temperature sensitive? 

• Rheostat

• Thermistor

• Potentiometer

• Photoconductive Cell

A Voltmeter is used

• in series with the circuit

• to measure current

• in parallel with the circuit

• to measure coulombs

Current can be expressed as

• coulombs/time

• coulombs * time

• voltage/time

• voltage * time

Which part of an atom has no electrical charge?

• Neutron
• Nucleus
• Electron
• Proton

What is the basic unit of capacitance?

• Farad
• Newton
• Ohm
• Henry

The primary purpose of rectifier is to

• Convert AC to DC
• Amplify signals
• Regulate voltage
• Convert DC to AC

Which law states the current through a conductor between two points is directly proportional to the voltage across the two points?

• Faraday's Law
• Newton's Law
• Ampere's Law

• Ohm's Law

Which component is used to store electrical charge? 

• Capacitor
• Transistor
• Inductor
• Resistor