ElectroMagnetic InductionHard
Question
If the input voltage of a transformer is 2500 volts and output current is 80 ampere. The ratio of number of turns in the primary coil to that in secondary coil is 20 : 1. If efficiency of transformer is 100%, then the voltage in secondary coil is :
Options
A.
volt
voltB.2500 × 20 volt
C.
volt
voltD.
volt
voltMore ElectroMagnetic Induction Questions
L,C and R represent physical quantities inductance, capacitance and resistance. The combination which has the dimensions...In the circuit shown in the figure, neglecting source resistance, the voltmeter and ammeter readings will respectively b...The electric generator produce electric current based on which principle :-...Rate of increment of energy in an inductor with time in series LR circuit getting charge with battery of e.m.f. E is bes...Air cored choke coil and electric bulb are connected in series with A.C. mains. A soft iron rod is inserted in coil then...