A shunt generator has a 50 kW output, 230 V, field current resistance of 55 ohms, and armature resistance of 0.034 ohms. The voltage drop at the brushes is 1.9 V, and friction/iron losses are 1.5 kW. What is the generator efficiency?
Added by Cory P.
Step 1
5 kW Input power = 51.5 kW Show more…
Show all steps
Your feedback will help us improve your experience
Madhur L 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
A certain 110-volt shunt generator has an armature and brush resistance of 0.06 ohms at full load of 85 amperes. The resistance of the shunt field is 45 ohms, and the stray power losses are found to be 897 watts. Calculate the full-load efficiency of the generator.
Adi S.
A $75.0$ -kW, 230 - $V$ shunt generator has a generated emf of $243.5$ $\mathrm{V}$. If the field current is $12.5 \mathrm{~A}$ at rated output, what is the armature resistance?
Recommended Textbooks
University Physics with Modern Physics
Physics: Principles with Applications
Fundamentals of Physics
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD