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3.2.2 Review

Quiz by Kwok Louie

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15 questions
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  • Q1
    What is the primary function of a surge suppressor?
    To protect electrical devices from voltage spikes
    To increase electrical current
    To improve network speed
    To convert AC to DC
    30s
  • Q2
    What is the common measurement unit for the energy absorption capability of surge suppressors?
    Volts
    Watts
    Joules
    Amperes
    30s
  • Q3
    How often should surge suppressors be replaced to ensure ongoing protection?
    They never need replacement
    Every 10 to 15 years
    Every 3 to 5 years
    Every year
    30s
  • Q4
    What is the primary function of an Uninterruptible Power Supply (UPS)?
    To provide backup power during an outage
    To cool electronic devices
    To enhance audio quality
    To increase internet speed
    30s
  • Q5
    Which component is most critical in determining the runtime of a UPS?
    Physical size
    Battery capacity
    Input voltage
    Cooling fans
    30s
  • Q6
    Which type of load is NOT typically supported by a UPS?
    High inductive loads
    Computers
    Printers
    Network equipment
    30s
  • Q7
    Which maintenance task is essential for prolonging the life of a UPS battery?
    Updating software only
    Cleaning the exterior casing
    Adjusting voltage settings
    Regularly testing and replacing old batteries
    30s
  • Q8
    What is the main difference between a standby power supply and a generator?
    Generators are smaller than standby power supplies
    Generators are used only for residential applications
    Standby power supplies can run on gasoline
    Standby power supplies provide instant power, while generators may have a delay
    30s
  • Q9
    What is the typical duration that a standby power supply can maintain power during an outage?
    From a few minutes to several hours
    Continuous power indefinitely
    Less than a minute
    One day or more
    30s
  • Q10
    What is one effect of blackouts on businesses?
    Enhanced customer engagement
    Increase in employee productivity
    Improvement in data security
    Disruption of operations
    30s
  • Q11
    What is the primary purpose of a blackout prevention plan?
    To increase energy tariffs
    To promote fossil fuel usage
    To ensure continuity of power supply
    To decrease infrastructure investments
    30s
  • Q12
    What is a common cause of brownouts?
    Malfunctioning power plants
    Excessive rain causing flooding
    High electricity demand during peak usage times
    Foreign cyber attacks
    30s
  • Q13
    What is a brownout?
    A type of electrical surge
    A temporary reduction in electrical power supply
    An increase in electrical power supply
    A complete blackout of electrical systems
    30s
  • Q14
    How can brownouts affect electronic devices?
    They have no effect on electronic devices
    They can cause damage or malfunction due to voltage fluctuations
    They improve performance of devices
    They enhance battery life
    30s
  • Q15
    What is one typical sign of a brownout?
    Rapidly charging battery devices
    Increased appliance efficiency
    Dimming or flickering lights
    Complete power outage
    30s

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