Current Electricity

Related Questions

• Two electric lamps of 40 watt each are connected in parallel. The power consumed by the combination will be

  ---

• If a power of 100 W is being supplied across a potential difference of 200 V, current flowing is

  ---

• Four identical cells each having an electromotive force (e.m.f.) of 12V, are connected in parallel. The resultant electromotive force (e.m.f.)of the combination is

  ---

• Resistors of 1, 2, 3 ohm are connected in the form of a triangle. If a 1.5 volt cell of negligible internal resistance is connected across 3 ohm resistor, the current flowing through this resistance will be

  ---

• In a hydrogen discharge tube it is observed that through a given cross-section $3.13 \times 10^{15}$ electrons are moving from right to left and $3.12 \times 10^{15}$ protons are moving from left to right. What is the electric current in the discharge tube and what is its direction

  ---