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प्रश्न
Who is my partner?
| 'A' column | 'B' column |
| a. Lead glass | i. Plates |
| b. Bakelite | ii. Mattresses |
| c. Thermocol | iii. Electric bulb |
| d. Optic glass | iv. Electric switch |
| e. Polypropylene | v. Lens |
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उत्तर
| 'A' column | 'B' column |
| a. Lead glass | i. Electric bulb |
| b. Bakelite | ii. Electric switch |
| c. Thermocol | iii. Plates |
| d. Optic glass | iv. Lens |
| e. Polypropylene | v. Mattresses |
संबंधित प्रश्न
Fill in the blanks with appropriate words.
Like synthetic fibres, plastic is also a _______
Should the handle and bristles of a tooth brush be made of the same material? Explain your answer.
How the plastic is produced?
Write short note.
Glass production.
Can you replace the following packaging material with those which can be recycled or reused.
Milk packets of polythene.
Can you replace the following packaging material with those which can be recycled or reused.
Gift items packed with shiny material.
Why should we be careful in using plastic bags to store cooked food items?
Plastics are flexible and waterproof and some are even UV resistant.
The used plate is easy to recycle.
Answer the following by rearranging the jumbled letters :
Plastics made of _______ are represented by resin code #6.
sytlopynere
