Two wattmeters are connected to measure the input power to a balanced three-phase load. If the wattmeter readings are 9.3 kW and 5.4 kW determine (a) the total output power, and (b) the load power factor
Added by Joanna M.
Step 1
3 kW + 5.4 kW = 14.7 kW Show more…
Show all steps
Your feedback will help us improve your experience
Joy Chugh and 56 other Physics 102 Electricity and Magnetism educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Two wattmeters are connected to measure the input power of a balanced three-phase load by the two-wattmeter method. If the wattmeter readings are W1 = 9800W and W2 = 3600W, and the reverse switch is being operated on the meter indicating 3600W, then the load power factor is given by:
Adi S.
A balanced 3-phase star-connected load draws power from a 435 V supply. The two wattmeters connected indicate W1 = 18 kW and W2 = 1.4 kW. Calculate the total power and power factor. Total Power in kW Power Factor
Narayan H.
The industrial load in Fig. $\mathrm{P} 9.73$ is known to be inductive and consumes $90 \mathrm{kW}$. The ammeter reading is $260 \mathrm{A} \mathrm{rms}$, and the voltmeter reading is $480 \mathrm{V}$ rms. Determine the power factor of the load.
Recommended Textbooks
University Physics with Modern Physics
Physics: Principles with Applications
Fundamentals of Physics
Transcript
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD
