Physics – Electromagnetic Induction – TEST (MCQ Maharashtra HSC Board)
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#1 Which of the following is NOT the application of eddy currents?
#2 A transformer is used for converting
#3 Why is the core of a transformer laminated?
#4 Tesla is a unit of
#5 Eddy currents are produced in a conductor when magnetic field is subjects to
#6 In an inductor of zero resistance, the e.m.f. leads to current by
#7 What does the self- inductance of a solenoid depend on?
#8 The power factor if LCR circuit is
#9 If a capacitor is connected to two different A.C. generators then the value of capacitive reactance is
#10 Which of the following decreases in a step-up transformer?