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State whether the following statements are True/False.
1.The fabric terywool is obtained by mixing terylene and wool.
2. Synthetic fibre does not melt on heating.
3. It is risky to wear synthetic clothes while working in the kitchen.
4./b>Most of the plastics are biodegradable.
1. True
2. False
Synthetic fibres melt on heating.
3. True
[Note: A disadvantage of synthetic fibre is that they melt on heating, hence it should not be worn in the kitchen.]
4. False
Most of the plastics are non-biodegradable.
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- State whether the following statements are true of false:(a) A wire with a green insulation is usually the live wire. (b) A miniature circuit breaker (MCB) works on the heating effect of current.
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