Electrons are negatively charged particles:
a. Flowing through the atom's center
b. Orbiting about the nucleus of an atom
c. Firmly attached to the neutrons of an atom
d. That can easily flow through insulators
e. That seek open circuits
Answer: B
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Power Engineering Chapter 78
- What is the composition of an atom?
- A conductor's resistance is
- Under normal circumstances, the heat produced by the electrical wires of a circuit is very small due to the
- Most conductors tend to
- A conductor's resistance is
- Current flow is inversely proportional to the
- Current flow is
- Equivalent resistance is decreased
- In an equivalent circuit developed from a multi-resistor series circuit
- A material that conducts electrical current is called
- Since the discovery of electrons, it has been determined that electrons are a negative charge and flow from
- The flow of electrons in a uniform direction is called
- When a number of electrons pass a given point over a specific time period the energy may be referred to as
- In an atom the electrons
- An open circuit is one in which:
- If the power dissipated by a resistor is 1.2 kW when supplied with 110 V, the amperage will be _____ A.
- A basic law of electricity is, unlike charge attract each other and like charges:
- An electrical device that is designed to start and stop currents flow is the:
- Three resistances of 20, 50 and 80 O make up a series circuit. The supply voltage is 400 V. The current flowing would be:
- If an electrical _____ is placed across a conductor, the electrons will drift from the negative end towards the positive end of the conductor.
- A material that conducts electrical current is called:
- The unit for opposition to current flow is the:
- The equivalent resistance of three resistances of 10, 25 and 50 O connected in parallel is _____ O.
- The voltage drop across a 20 O resistor with 10 A flowing would be _____ V.