adplus-dvertising
frame-decoration

Question

How does a digital electricity meter determine energy quantities (kW h)?

a.

By digitizing analog voltages and currents

b.

By finding products of instantaneous powers

c.

By measuring the amount of real-time consumption

d.

By integrating time dimensions

Posted under Big Data Computing

Answer: (b).By finding products of instantaneous powers Explanation:A digital electricity meter determines energy quantities (kW h) by finding products of instantaneous powers.

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. How does a digital electricity meter determine energy quantities (kW h)?

Similar Questions

Discover Related MCQs

Q. What is the role of Automatic Meter Reading and Management (AMR/AMM) in the context of smart grids?

Q. How does Non-intrusive Load Monitoring (NILM) work?

Q. What is the benefit of using NILM in energy monitoring?

Q. What is the primary purpose of phasor measurements in the context of the electrical grid?

Q. How does the use of phasors contribute to increased power quality in the electrical grid?

Q. What equipment is required for the phasor measurement process, and why is it considered expensive?

Q. What is the main aim of load management in the context of electricity production and consumption?

Q. How does time-driven metering (TDM) differ from high-frequency sampling in electricity monitoring?

Q. How frequently do meters in the smart grid communicate electricity quantities to the utility company?

Q. What attributes are typically included in metering data packets?

Q. Why is the raw format of metering data rarely used in practice?

Q. What is the challenge posed by operating subsecond sampling in electricity distribution grids?

Q. What is the primary role of smart metering in power systems using renewable energy sources (RES)?

Q. How does the predictability of photovoltaic and wind energy production affect load balancing?

Q. What are some potential options for reducing data volumes from electricity meters in the smart grid?

Q. What does event-driven metering (EDM) focus on to reduce data volumes in metering?

Q. In the context of EDM, what defines an event?

Q. How does the EDM method handle energy variations in metering data?

Q. What are the conditions for an event to be detected in the EDM method?

Q. How does EDM change the timing of data transmission compared to frequent TDM?