1
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
A thin semicircular conducting ring (PQR) of radius r is falling with its plane vertical in a horizontal magnetic field B, as shown in the figure.
The potential difference developed across the ring when its speed is $$v$$, is
The potential difference developed across the ring when its speed is $$v$$, is
2
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
A current of 2.5 A flows through a coil of inductance 5 H. The magnetic flux linked with the coil is
3
NEET 2013
MCQ (Single Correct Answer)
+4
-1
A wire loop is rotated in a magnetic field. The frequency of change of direction of the induced e.m.f. is
4
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
In a coil of resistance 10 $$\Omega $$, the induced current developed by changing magnetic flux through it, is shown in figure as a function of time. The magnitude of change in flux through the coil in weber is
Questions Asked from Electromagnetic Induction (MCQ (Single Correct Answer))
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