Podcast
Questions and Answers
What is the primary reason for the importance of alternating current discussed in the chapter?
What is the primary reason for the importance of alternating current discussed in the chapter?
- It is easier to generate than direct current
- It is a more cost-effective method for transmitting electricity over long distances (correct)
- It is safer to use in households
- It has higher voltage capabilities
How does a current carrying loop behave when placed in a magnetic field?
How does a current carrying loop behave when placed in a magnetic field?
- It becomes non-conductive
- It behaves like a magnet and experiences a torque (correct)
- It loses its magnetic properties
- It repels the magnetic field
What causes a material to exhibit magnetic properties as a whole?
What causes a material to exhibit magnetic properties as a whole?
- Increase in temperature
- Introduction of an electric charge
- Exposure to direct current
- Alignment of many atoms along a magnetic field (correct)
What is the role of an unpaired electron in the outer shell of an atom in relation to magnetic moment?
What is the role of an unpaired electron in the outer shell of an atom in relation to magnetic moment?
Why does a magnet experience a torque when placed in a magnetic field?
Why does a magnet experience a torque when placed in a magnetic field?
What is the primary reason for the importance of alternating current discussed in the chapter?
What is the primary reason for the importance of alternating current discussed in the chapter?
What causes a material to exhibit magnetic properties as a whole?
What causes a material to exhibit magnetic properties as a whole?
How does a current carrying loop behave when placed in a magnetic field?
How does a current carrying loop behave when placed in a magnetic field?
What is the role of an unpaired electron in the outer shell of an atom in relation to magnetic moment?
What is the role of an unpaired electron in the outer shell of an atom in relation to magnetic moment?
Why does a magnet experience a torque when placed in a magnetic field?
Why does a magnet experience a torque when placed in a magnetic field?
