Magnetism and Electromagnetism The change of cross-sectional area of conductor in magnetic field will affect resistance of conductor both of the listed here None of these reluctance of conductor resistance of conductor both of the listed here None of these reluctance of conductor ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A 300 mm long conductor is carrying a current of 10 A and is situated at right angles to a magnetic field having a flux density of 0.8 T ; the force on the conductor will be 240 N 0.24 N 2.4 N 24 N 240 N 0.24 N 2.4 N 24 N ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The bar magnet has Dipole moment Monopole moment None of the listed here Both dipole and monopole moment Dipole moment Monopole moment None of the listed here Both dipole and monopole moment ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Fleming's left hand rule is used to find Polarity of a magnetic pole Direction of force on a current carrying conductor in a magnetic field Direction of flux in a solenoid Direction of magnetic field due to current carrying conductor Polarity of a magnetic pole Direction of force on a current carrying conductor in a magnetic field Direction of flux in a solenoid Direction of magnetic field due to current carrying conductor ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism In a simple magnetic field the strength of magnet flux first increases and then decreases till it becomes zero is constant and has same value in energy part of the magnetic field increases continuously from initial value to final value decreases continuously from initial value to final value first increases and then decreases till it becomes zero is constant and has same value in energy part of the magnetic field increases continuously from initial value to final value decreases continuously from initial value to final value ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the reluctance of a material that has a length of 0.07 m, a cross-sectional area of 0.014 m2, and a permeability of 4,500 Wb/At × m? 111 At/Wb 1 At/Wb 11 At/Wb 1111 At/Wb 111 At/Wb 1 At/Wb 11 At/Wb 1111 At/Wb ANSWER DOWNLOAD EXAMIANS APP
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