A 40 W bulb is connected in series with a room heater. If now 40 W bulb is replaced by 100 W bulb, the heater output will__________

Related Mcqs:

The voltage induced in an inductor is represented as,

A. product of its inductance and current through it. B. ratio of its inductance to the current through it. C. ratio of the current through it to its inductance. D. product of its inductance and rate of change of current through it....

A light bulb draws 300 mA when the voltage across it is 240 V. The resistance of the light bulb is___________?

A. 400 Q B. 600 Q C. 800 Q D. 1000 Q...

The minimum charge on an ion is______________?

A. equal to the atomic number of the atom B. equal to the charge of an electron C. equal to the charge of the number of electrons in an atom (#) zero...

Which of the following quantities remain the same in all parts of a series circuit ____________?

A. Voltage B. Current C. Power D. Resistance...

The condition for the validity under Ohm’s law is that_______________?

A. resistance must be uniform B. current should be proportional to the size of the resistance C. resistance must be wire wound type D. temperature at positive end should be more than the temperature at negative end...