Question
The process of transferring charge from a charged object to the earth is called:
This question was previously asked in
RPF Constable 2018 Question Paper PDF (16-Feb-2019) (Shift 2)
The correct answer is
Earthing
Earthing is correct.
The earth is a very large conductor and can accept or give any amount of charge. When a charged object is connected to the earth through a conductor, its charge flows into the earth and the object becomes neutral. This process is called earthing (grounding).
In buildings, a metal wire buried deep in the ground is joined to the metal bodies of appliances, so any leaked charge passes safely to the earth instead of through a person.
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Important Questions from Current Electricity
- In a parallel combination of resistors, which of the following quantities remains the same across all the resistors?
- Which of the following statements is/are true for a domestic circuit?
(i) All the appliances are connected in parallel.
(ii) The live wire in the domestic circuit has green insulation on it.
(iii) A fuse connected to the circuit allows excessive current to pass through the appliances.
(iv) The neutral wire in the domestic circuits has black insulation on it. A science teacher asks students to measure the current through a bulb using an ammeter. What precaution must the students follow?
- Which characteristic of parallel circuits makes them advantageous over series circuits for connecting multiple electrical gadgets in a house?
- In a domestic electric circuit, the main purpose of a FUSE is ________.
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