Physics – Magnetic Effects of Electric Current – TEST (MCQ Maharashtra HSC Board)
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#1. Ampere’s Law is similar to
#2. In current carrying toroid, the field produced does not depend on
#3. The torque acting on a coil is maximum if it is suspended in
#4. When a current is passed in a moving coil galvanometer, the coil gets deflected because
#5. In moving coil galvanometer, we use a radial magnetic field so the galvanometer scale is
#6. If coil of sensitive moving coil galvanometer swings too far on both sides, the movement can be arrested by
#7. In a radial magnetic field, the torque acting on a current carrying freely suspended coil is
#8. The lamp and scale arrangement is used for the measurement of deflection in
#9. In a suspended coil type M.C.G. the coil is suspended in radial magnetic field by thin fiver of phosphor bronze because
#10. What is the function of the shunt in the ammeter?
#11. How can you convert a voltmeter into an ammeter?
#12. Which of the following instruments has the highest resistance?
#13. A galvanometer can be converted into a voltmeter by connecting a
#14. What are the requirements of an ideal voltmeter?
#15. The S.I. unit of current sensitivity is