| ⇦ | 
| ⇨ |
An electric motor runs on DC source of emf 200 V and draws a current of 10 A. If the efficiency be 40%, then the resistance of armature is
Options
(a) 2Ω
(b) 8Ω
(c) 12Ω
(d) 16Ω
Correct Answer:
12Ω
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - In an LCR series A.C circuit, the voltage across each of the components, L, C and R is 50V
- Ohm’s law is not applicable except to
- A common emitter amplifier gives an output of 3 V for an input of 0.01 V.
- In which of the following heat loss is primarily not due to convection?
- The electric vector vibration of an electromagnetic wave is given by
Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In an LCR series A.C circuit, the voltage across each of the components, L, C and R is 50V
- Ohm’s law is not applicable except to
- A common emitter amplifier gives an output of 3 V for an input of 0.01 V.
- In which of the following heat loss is primarily not due to convection?
- The electric vector vibration of an electromagnetic wave is given by
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply