Advertisements
Advertisements
प्रश्न
The domestic electricity in India is an ac with a frequency ______ of Hz.
Advertisements
उत्तर
The domestic electricity in India is an ac with a frequency 50 of Hz.
Explanation:
In India, domestic electricity alternates its direction 50 times per second, which means it has a frequency of 50 Hz. This standard was adopted globally across many countries to efficiently power home appliances and regional electrical grids.
APPEARS IN
संबंधित प्रश्न
What type of current is given by (i) a dry cell, and (ii) a power House generator?
In what respect does the construction of an A.C. generator differ from that of a D.C. generator?
What normally drivers the alternators in a Thermal Power Station? What fuels can be used to heat eater in the boiler?
The frequency of direct current (d.c.) is:
(a) 0 Hz
(b) 50 Hz
(c) 60 Hz
(d) 100 H
Explain ‘Electric generator’ with the help of the following points:
- Diagram of an AC Generator with labelling
- Principle of an electric generator
- The function of slip rings
- Any two uses of a generator.
Match the columns.
| Column A | Column B |
| 1) Direct current | a) Oscillatory |
| 2) Alternating current | b) Non oscillatory |
What is the role of fuse, used in series with any electrical appliance? Why should a fuse with defined rating not be replaced by one with a larger rating?
What is common to both direct and alternating current?
Define the following:
Frequency
Define the following:
Rectifier
