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Everyday Science MCQs
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2741.The turn ratios of a transformer is 10. It means ______?
2742.The step-up transformer ______?
2743.The direction of induced e.m.f. in a circuit is in accordance with conservation of _____?
2744.Which part of a D.C motor reverses the direction of current through the coil every half-cycle?
2745.A D.C motor converts _______?
2746.If the current in a wire which is placed perpendicular to a magnetic field increases, the force on the wire ______?
2747.The presence of a magnetic field can be detected by _______?
2748.Which statement is true about the magnetic poles?
2749.Which of the following is the purpose of connecting a battery in an electric circuit?
2750.The property of a body to oppose the flow of electric charge through it is called electric _______?