Electric Circuits Four bulbs of 40 W each are connected in series with a battery across them, which of the following statement is true? The current through each bulb is same. None of these The power dissipation in each bulb is not same. The voltage across each bulb is not same. The current through each bulb is same. None of these The power dissipation in each bulb is not same. The voltage across each bulb is not same. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is time period T? Time taken by an alternating quantity to complete the (+)ve half. Time taken by an alternating quantity to complete one full cycle. Time taken by an alternating quantity to reach the peak value. Time taken by an alternating quantity to complete the (-)ve half. Time taken by an alternating quantity to complete the (+)ve half. Time taken by an alternating quantity to complete one full cycle. Time taken by an alternating quantity to reach the peak value. Time taken by an alternating quantity to complete the (-)ve half. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Emf induced in a coil rotating in a uniform magnetic field will be maximum when the rate of cutting flux by coil sides is minimum. flux linking with the coil is maximum. rate of change of flux linkage is maximum. rate of change of flux linkage is minimum. rate of cutting flux by coil sides is minimum. flux linking with the coil is maximum. rate of change of flux linkage is maximum. rate of change of flux linkage is minimum. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Kirchhoff's second law is based on law of conservation of mass. momentum. charge. energy. mass. momentum. charge. energy. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 2m long conductor, carries a current of 50 A at a magnetic field of 100 × 10 − 3 T. The force on the conductor is 1000 N. 100 N. 10 N. 10000 N. 1000 N. 100 N. 10 N. 10000 N. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Can a 250 V, 5 A single way switch be used in place of a 250 V, 15 A Switch? Yes. Single way switch doesn exist. Single way switch doesn operate at such current ratings. No. Yes. Single way switch doesn exist. Single way switch doesn operate at such current ratings. No. ANSWER DOWNLOAD EXAMIANS APP
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