Advertisements
Advertisements
Question
The alternating current is an oscillatory current.
Options
Right
Wrong
Advertisements
Solution
The alternating current is an oscillatory current- Right
RELATED QUESTIONS
Out of an A.C. generator and a D.C. generator:
which one uses a commutator (split rings)?
which one uses slip rings?
What is the difference between alternating current and direct current?
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?
State an important advantage of alternating current over direct current.
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.
Distinguish between Direct current and alternating current.
The domestic electricity in India is an ac with a frequency ______ of Hz.
Conceptual question.
Can electroplating be possible with alternating current?
The frequency of electricity produced by DC generator is equal to ____________.
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?
The device used to convert AC to DC is called ______.
Define the following:
Frequency
Answer the following questions based on the given graph.
- Identify which curve shows AC and DC.
- What is the frequency of AC and DC?
Complete the correlation:
DC : Non-oscillatory current flowing in one direction : : AC : ______
How is the type of current used in household supply different from the one given by a battery of dry cells?
