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प्रश्न
Tick (✓) the correct choice among the following :
Which of the following changes would enable a millimeter to be used as a
direct current ammeter reading upto 1 A?
विकल्प
connecting a large resistor in series
connecting a large resistor in parallel
connecting a small resistor in series
connecting a small resistor in parallel
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उत्तर
connecting a large resistor in series
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संबंधित प्रश्न
What does an electric circuit mean?
Which statement/statement is/are correct?
1. An ammeter is connected in series in a circuit and a voltmeter is connected in parallel.
2. An ammeter has a high resistance.
3. A voltmeter has a low resistance.
(a) 1, 2, 3
(b) 1, 2
(c) 2, 3
(d) 1
State the condition when it is advantageous to connect cells in series.
An electrical gadget can give an electric shock to its user under certain circumstances. Mention any two of these circumstances.
An electrical appliance is rated at 1000 KVA, 220V. If the appliance is operated for 2 hours, calculate the energy consumed by the appliance in: (i) kWh (ii) joule.
The power of an electric device is a product of ______ and ______.
Match the items in column-I to the items in column-II:
| Column - I | Column - II | ||
| (i) | electric current | (a) | volt |
| (ii) | potential difference | (b) | ohm meter |
| (iii) | specific resistance | (c) | watt |
| (iv) | electrical power | (d) | joule |
| (v) | electrical energy | (e) | ampere |
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