Q601
Open questionThe coil wire in the electric room heater or electric cooking heater is called ________
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Q602
Open questionThe composition of electrician solder is
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Q603
Open questionAn electric iron of 750 W is used for 8 hours per day. Then the energy consumed in one day by the iron is:
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Q604
Open questionThe purpose of choke in tube light is
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Q605
Open questionElectricity is transmitted over long distances
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Q606
Open questionTungsten is used for the manufacture of the filament of an electric bulb, because
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Q607
Open questionIn a filament type light bulb most of the electric power consumed appears as
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Q608
Open questionWhich of the following metals is used for the manufacture of heating elements provided in electric iron ?
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Q609
Open questionWhen an electric bulb breaks, there is an explosive sound. That is due to
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Q610
Open questionFlemings ''Left hand Rule" is associated with the effect of
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Q611
Open questionElectromagnet is constructed with which of the following ?
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Q612
Open questionWhen number of turns in a coil is trippled, without any change in the length of coil, its self inductance becomes?
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Q613
Open questionFleming's right hand rule is used to find the direction of the
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Q614
Open questionA current carrying conductor is associated with
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Q615
Open questionIn order to make an electromagnet you need a
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Q616
Open questionWhich of the following is not a part of a CRT ?
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Q617
Open questionSlip rings are usually made of
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Q618
Open questionThe safest hammers are those with heads that are
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Q619
Open questionThe function of ball bearings in a wheel is :
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Q620
Open questionGear finishing operation is called
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