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Physics
Identify the wrong statement
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Q. Identify the wrong statement
KEAM
KEAM 2013
Electromagnetic Induction
A
Eddy currents are produced in a steady magnetic field
73%
B
Eddy currents can be minimized by using laminated core
7%
C
Induction furnace uses eddy current to produce heat
7%
D
Eddy current can be used to produce breaking force in moving vehicles
6%
E
Power meters are working on the principle of eddy currents
6%
Solution:
Eddy currents are produced in a steady magnetic field because time varying magnetic field is needed to produce eddy current