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प्रश्न
A d.c. generator is based on the principle of:
(a) electrochemical induction
(b) electromagnetic induction
(c) magnetic effect of current
(d) heating effect of current
उत्तर
electromagnetic induction
A D.C. generator is based on the principle of electromagnetic induction.
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संबंधित प्रश्न
State the principle of an electric generator.
Which sources produce alternating current?
Draw the labelled diagram of an A.C. generator. With the help of this diagram, explain the construction and working of an A.C. generator.
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A miniature circuit breaker (MCB) works on the heating effect of current.
Draw a labelled diagram of a simple a.c. generator.
In an a.c. generator the speed at which the coil rotates is doubled. How would this affect
- the frequency of output voltage,
- the maximum output voltage is doubled.
Explain the construction and working of the following. Draw a neat diagram and label it.
Electric Generator (AC)
Observe the figure and write the answers to the questions asked.
- The construction shown in the figure is of which device?
- Explain the principle on which this device works.
- Write any three uses of this device.
Draw and label the diagram of an AC generator.
An AC generator is provided with ______ slip rings that rotate with the coil.
