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Recent questions tagged inductance
+3
votes
1
answer
A square loop of wire **** in the plane of the page. A decreasing magnetic field is directed into the page.
asked
Mar 24, 2019
in
Mathematics
by
kratos
inductance
induction
+2
votes
1
answer
The emf that appears in Faraday’* law is: A. around a conducting circuit
asked
Mar 20, 2019
in
Mathematics
by
kratos
inductance
induction
+1
vote
1
answer
An inductance L, a resistance R and battery B are connected in series with a switch *. The voltages across L and R are VL and VR respectively.
asked
Mar 19, 2019
in
Class 12
by
kratos
electromagnetic induction
neet
aiims
series ac circuits
inductance
alternating current
class-12
induction
+1
vote
1
answer
A solid square plate is spun around different axes with the same angular speed. In which of the following choice of axis of rotation
asked
Mar 18, 2019
in
JEE
by
kratos
irodov
jee
mechanics
kvpy
inductance
jee mains
induction
dynamics of a solid body
+1
vote
1
answer
A uniform but time-varying magnetic field B(t) exists in a circular region of radius a and is directed into the plane of
asked
Mar 3, 2019
in
JEE
by
kratos
electromagnetic induction
jee
inductance
jee mains
electromagnetism
magnetism
induction
+3
votes
1
answer
Faraday’* law states that an induced emf is proportional to:
asked
Mar 2, 2019
in
Mathematics
by
kratos
inductance
induction
+2
votes
1
answer
A vertical bar magnet is dropped through the center of a horizontal loop of wire, with its north pole leading.
asked
Feb 27, 2019
in
Mathematics
by
kratos
inductance
induction
+1
vote
1
answer
In each of the following operations, energy is expended. The LEAST percentage of returnable electrical
asked
Feb 10, 2019
in
Mathematics
by
kratos
inductance
induction
+1
vote
1
answer
A single wire square loop with area A = 100 cm^2 rotates with a constant angular velocity in the magnetic field of the earth (about 100 microT).
asked
Feb 9, 2019
in
JEE
by
kratos
electromagnetic induction
class-11
jee
inductance
jee mains
laws of motion
class-12
induction
+3
votes
1
answer
A rod **** across friction less rails in a constant uniform magnetic field Vector B , as shown.
asked
Jan 25, 2019
in
Mathematics
by
kratos
inductance
induction
+3
votes
1
answer
A circular loop of wire rotates about a diameter in a magnetic field that is perpendicular to the axis of rotation.
asked
Jan 15, 2019
in
Mathematics
by
kratos
inductance
induction
+1
vote
1
answer
If the magnetic flux through a certain region is changing with time: A. energy must be dissipated as heat
asked
Dec 30, 2018
in
Mathematics
by
kratos
inductance
induction
+3
votes
1
answer
A copper hoop is held in a vertical east-west plane in a uniform magnetic field whose field lines run along the
asked
Dec 26, 2018
in
Mathematics
by
kratos
inductance
induction
+2
votes
1
answer
The diagram shows an inductor that is part of a circuit. The direction of the emf induced in the inductor is indicated.
asked
Dec 26, 2018
in
Mathematics
by
kratos
inductance
induction
+2
votes
1
answer
A rectangular loop and a circular loop are moving out of a uniform magnetic field to a field-free region,
asked
Dec 22, 2018
in
JEE
by
kratos
electromagnetic induction
class-11
jee
inductance
jee mains
class-12
induction
+1
vote
1
answer
In the circuit shown, there will be a non-zero reading in galvanometer G:
asked
Dec 17, 2018
in
Mathematics
by
kratos
inductance
induction
+1
vote
1
answer
A rectangular loop of sides of length l and b is placed in x y plane. A uniform but time varying
asked
Nov 21, 2018
in
JEE
by
kratos
electromagnetic induction
irodov
electrodynamics
jee
inductance
jee mains
magnetism
induction
+3
votes
1
answer
In the experiment shown: A. there is a steady reading in G as long as * is closed
asked
Sep 14, 2018
in
Mathematics
by
kratos
inductance
induction
+1
vote
1
answer
In the diagram, assume that all the magnetic field lines generated by coil 1 pass through coil 2.
asked
Aug 26, 2018
in
Mathematics
by
kratos
inductance
induction
+3
votes
1
answer
A uniform time dependent magnetic field given by B(t) = at^2 with a = 0.3 T/*^2 is directed perpendicular to the plane of a square wire
asked
Aug 11, 2018
in
JEE
by
kratos
electromagnetic induction
magnetic flux
cbse
jee
inductance
jee mains
electromagnetism
magnetism
class-12
induction
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