Magnetism and Electromagnetism What is the magnetomotive force (mmf) of a wire with 8 turns carrying three amperes of current? 2,400 At 24 At 2.4 At 240 At 2,400 At 24 At 2.4 At 240 At ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Indicate which of the following material does not retain magnetism permanently. Hardened steel None of the listed here Soft iron Stainless steel Hardened steel None of the listed here Soft iron Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Fleming's left hand rule is used to find Polarity of a magnetic pole Direction of flux in a solenoid Direction of magnetic field due to current carrying conductor Direction of force on a current carrying conductor in a magnetic field Polarity of a magnetic pole Direction of flux in a solenoid Direction of magnetic field due to current carrying conductor Direction of force on a current carrying conductor in a magnetic field ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is not a unit of flux? Weber Tesla All of the listed here Maxwell Weber Tesla All of the listed here Maxwell 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"7 N 22 x 10"5 N 22 x 10-6 N 22 x 10"8 N 22 x 10"7 N 22 x 10"5 N 22 x 10-6 N 22 x 10"8 N ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the flux density when the flux is 5.5 Wb and the cross-sectional area is 6 × 10–3 m2? 91 T 917 T 9.7 T 91.7 T 91 T 917 T 9.7 T 91.7 T ANSWER DOWNLOAD EXAMIANS APP
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