Basic Electrical Mcqs


Q.  In a lamp load when more than one lamp are switched on the total resistance of the load_____________?

a. increases
b. decreases
c. remains same
d. none of the above


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  The condition for the validity under Ohm’s law is that_______________?
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MCQs:  Which of the following statement is correct_______________?
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MCQs:  A rheostat differs from potentiometer in the respect that it_____________?
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MCQs:  An open resistor, when checked with an ohm-meter reads_____________?
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MCQs:  are the materials having electrical conductivity much less than most of the metals but much greater than that of typical insulators______________?
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MCQs:  All good conductors have high____________?
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MCQs:  Voltage dependent resistors are usually made from________________?
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MCQs:  Voltage dependent resistors are used_____________?
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MCQs:  The ratio of mass of proton to that of electron is nearly_____________?
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MCQs:  The number of electrons in the outer most orbit of carbon atom is___________?
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MCQs:  With three resistances connected in parallel, if each dissipates 20 W the total power supplied by the voltage source equals_____________?
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MCQs:  A thermistor has_____________?
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MCQs:  If/, R and t are the current, resistance and time respectively, then according to Joule’s law heat produced will be proportional to_______________?
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MCQs:  Nichrome wire is an alloy of_____________?
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MCQs:  When a voltage of one volt is applied, a circuit allows one micro ampere current to flow through it. The conductance of the circuit is___________?
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MCQs:  Which of the following can have negative temperature coefficient _____________?
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MCQs:  Conductance : mho :: ____________?
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MCQs:  1 angstrom is equal to______________?
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MCQs:  One newton meter is same as_____________?
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MCQs:  For similar carrier and modulating signals, the line current used in CSI is_____________?
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