Magnetism and Electromagnetism An electromagnetic field exists only when there is an increasing current decreasing current current voltage an increasing current decreasing current current voltage ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The susceptibility of paramagnetic materials generally lies between KT4 and KT8 KT3 and 1CT6 1CT3 and 1CT7 10"2 and KT5 KT4 and KT8 KT3 and 1CT6 1CT3 and 1CT7 10"2 and KT5 ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The materials having low retentivity are suitable for making Weak magnet Permanent magnet Temporary Magnet None of the listed here Weak magnet Permanent magnet Temporary Magnet None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The voltage induced across a certain coil is 200 mV. A 120 resistor is connected to the coil terminals. The induced current is 1.7 mA 12 mA 16 mA 120 mA 1.7 mA 12 mA 16 mA 120 mA 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 10-6 N 22 x 10"7 N 22 x 10"8 N 22 x 10"5 N 22 x 10-6 N 22 x 10"7 N 22 x 10"8 N 22 x 10"5 N ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The Biotsavart's law is a general modification of Faraday's laws Lenz's law Ampere's law Kirchhoff's law Faraday's laws Lenz's law Ampere's law Kirchhoff's law ANSWER DOWNLOAD EXAMIANS APP
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