Magnetism and Electromagnetism Which of the following materials are diamagnetic? Iron Silver Silver and copper Copper Iron Silver Silver and copper Copper ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Core of an electromagnet should have Low coercivity Both low coercivity and high susceptibility High susceptibility None of the listed here Low coercivity Both low coercivity and high susceptibility High susceptibility None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the magnitude and the direction of force per 1.1m length of a pair of conductors of a direct current linecarrying 10 amperes and spaced 100 mm apart ? 22 x 10"5 N 22 x 10"7 N 22 x 10-6 N 22 x 10"8 N 22 x 10"5 N 22 x 10"7 N 22 x 10-6 N 22 x 10"8 N ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What will be the current passing through the ring shaped air cored coil when number of turns is 800 and ampere turns are 3200? 6 12 8 4 6 12 8 4 ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The Biotsavart's law is a general modification of Ampere's law Faraday's laws Kirchhoff's law Lenz's law Ampere's law Faraday's laws Kirchhoff's law Lenz's law ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism When an iron piece is placed in a magnetic field the magnetic field will not be affected the magnetic lines of force will bend away from their usual paths in order to go away from the piece the iron piece will break the magnetic lines of force will bend away from their usual paths in order to pass through the piece the magnetic field will not be affected the magnetic lines of force will bend away from their usual paths in order to go away from the piece the iron piece will break the magnetic lines of force will bend away from their usual paths in order to pass through the piece ANSWER DOWNLOAD EXAMIANS APP
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