Advertisements
Advertisements
प्रश्न
Is kWh the unit of electrical energy?
एक पंक्ति में उत्तर
Advertisements
उत्तर
Yes, kWh is the unit of electrical energy.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
1 A = _________ mA
- 102
- 103
- 10-3
- 10-6
A flash of lighting carries 10 C of charge which flows for 0.01 s. What is the current? If the voltage is 10 MV, what is the energy?
In the circuit diagram given below five resistances of 10 Ω, 40 Ω, 30 Ω, 20 Ω, and 60 Ω are connected as shown to a 12 V battery.
Calculate:
(a) total resistance in the circuit.
(b) total current flowing in the circuit.
In the circuit diagram given below, three resistors R1, R2, and R3 of 5 Ω, 10 Ω and 30 Ω, respectively are connected as shown
Calculate:
- current through each resistor.
- total current in the circuit.
- total resistance in the circuit.
Give three reasons why different electrical appliances in a domestic circuit are connected in parallel.
An electric bulb is rated at 220 V, 100 W. What is its resistance? What maximum current can be passed through it?
State the commercial unit of electrical energy.
What will be the current drawn by an electric bulb of 40 W when it is connected to a source of 220 V?
What are the factors on which the resistance of a conductor depends? Distinguish between conductors and insulators.
Describe two experiments to illustrate the production of electric current by electromagnetic induction. State the laws which determine the direction and magnitude of the induced current.
