Questions
A magnetic field in a certain region is given by How much flux passes through a area loop if the loop lies flat on plane?
detailed solution
Correct option is A
B→=(40i^−18k^)G=(40i^−18k^)×10−4T Area A→=5×10−4k^ϕ=B→.A→=(40i^−18k^).10−4.(5×10−4k^)=−90×10−8=−900×10−9Wb=−900nWbTalk to our academic expert!
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Some magnetic flux is changed from a coil of resistance 10. As a result, an induced current is developed in it, which varies with time as shown in figure. Find the magnitude of the change in flux through the coil in weber.
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