| ⇦ | 
| ⇨ |
The flux linked with a coil at any intant t is given by ?=10t² – 50t + 250. The induced emf at t=3 sec is
Options
(a) 190 V
(b) -190 V
(c) -10 V
(d) 10 V
Correct Answer:
-10 V
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - In a compound microscope, the focal length of the objective is 2.5 cm and of eye lens
- Charge q is uniformly spread on a thin ring of radius R. The ring rotates
- A step-down transformer has 50 turns on secondary and 1000 turns on primary winding.
- A polished metal plate has a rough and black-spot. It is heated to 1400 K
- Two capacitors 3μF and 4μF, are individually charged across a 6 V battery.
Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In a compound microscope, the focal length of the objective is 2.5 cm and of eye lens
- Charge q is uniformly spread on a thin ring of radius R. The ring rotates
- A step-down transformer has 50 turns on secondary and 1000 turns on primary winding.
- A polished metal plate has a rough and black-spot. It is heated to 1400 K
- Two capacitors 3μF and 4μF, are individually charged across a 6 V battery.
Topics: Electromagnetic Induction (76)
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