Magnetism and Electromagnetism The unit of relative permeability is Its dimensionless Hennry None of the listed here Hennry/meter Its dimensionless Hennry None of the listed here Hennry/meter ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism When the north poles of two bar magnets are brought close together, there will be no force a downward force a force of attraction a force of repulsion no force a downward force a force of attraction a force of repulsion ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Strength of an electromagnet can be increased by Increasing the number of turns Increasing current supply All of the listed here Increasing the cross-sectional area Increasing the number of turns Increasing current supply All of the listed here Increasing the cross-sectional area ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Substances which have permeability less than the permeability of free space are known as Paramagnetic material Ferro magnetic material Bipolar Diamagnetic material Paramagnetic material Ferro magnetic material Bipolar Diamagnetic material ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The unit for permeability is Wb Wb/At × m At/Wb At/m Wb Wb/At × m At/Wb At/m 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 16 mA 120 mA 1.7 mA 12 mA 16 mA 120 mA 1.7 mA 12 mA ANSWER DOWNLOAD EXAMIANS APP
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