Question

ਹੇਮਾ ਹੇਠਾਂ ਦਿਤੀਆ ਚੀਜ਼ਾਂ ਨੂੰ ਬਿਜਲੀ ਸਰਕਟ ਵਿਚ ਵਰਤਣਾ ਚਾਹੁੰਦੀ ਹੈ । ਕਿਹੜੀ ਵਸਤੂ ਉਸਦੀ ਸਰਕਟ ਪੂਰਾ ਕਰਨ ਵਿਚ ਮਦਦ ਕਰੇਗੀ ? / Hema wants to use the following material in circuit. Which helps her to complete the circuit? * 2 points 1. ਲਕੜੀ / Wood 2. ਰਬੜ / Rubber 3. ਪਲਾਸਟਿਕ / Plastic 4. ਲੋਹਾ / Iron​

Answer 1

Answer:

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Answer 2

She can use 4. Iron to complete the circuit.

1. Circuit is defined as the path through electric current passes and hence electricity is conducted. In order to be a part of circuit, the material should be conductor of electricity.
2. The property of conduction of electricity is evident in metals.
3. Among the given options, only iron is a metal which is therefore a good conductor of electricity.
4. Wood, rubber and plastic do not conduct electricity.