Advertisements
Advertisements
प्रश्न
Three electric cells of potential difference 1.5 V each have been connected as a battery. The potential differences of the battery will be ____________ V.
Advertisements
उत्तर
Three electric cells of potential difference 1.5 V each have been connected as a battery. The potential differences of the battery will be 1.5 + 1.5 + 1.5 = 4.5 V.
संबंधित प्रश्न
What do the letters p.d. stand for?
How much work is done when one coulomb charge moves against a potential difference of 1 volt?
Name a device that help to measure the potential difference across a conductor.
The p.d. across a lamp is 12 V. How many joules of electrical energy are changed into heat and light when:
a charge of 5 C passes through it?
A potential difference of 20 volts is applied across the ends of a resistance of 5 ohms. What current will flow in the resistance?
A current of 200 mA flows through a 4 kΩ resistor. What is the p.d. across the resistor?
100 joules of heat is produced per second in a 4 ohm resistor. What is the potential difference across the resistor?
What do you understand by the resistance of a wire?
A 10 m long wire of a particular material is of reistance 5Ω What will be the resistance of 5m long wire of same material and the same thickness.
A battery of 10 volt carries 20,000 C of charge through a resistance of 20 Ω. The work done in 10 seconds is:
