MEDIUM
8th CBSE
IMPORTANT
Earn 100

Explain why, frying pan handles are made of thermosetting plastics.

Important Questions on Synthetic Fibres and Plastics

MEDIUM
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 3 - Synthetic Fibres and Plastics>Short Answer Type Questions>Q 32
Why are electric switches, plugs and sockets made of thermosetting plastics?
MEDIUM
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 3 - Synthetic Fibres and Plastics>Short Answer Type Questions>Q 33
Explain the difference between thermoplastics and thermosetting plastics.
MEDIUM
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 3 - Synthetic Fibres and Plastics>Short Answer Type Questions>Q 34
Should the handle and bristles of a toothbrush be made of the same type of plastic material? Explain your answer.
MEDIUM
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 3 - Synthetic Fibres and Plastics>Short Answer Type Questions>Q 35
Explain, why plastic containers are preferred for storing food.
MEDIUM
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 3 - Synthetic Fibres and Plastics>Short Answer Type Questions>Q 36
Choose the thermoplastics and thermosetting plastics from the following:
Melamine, Polythene, Bakelite, Polyvinyl chloride
MEDIUM
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 3 - Synthetic Fibres and Plastics>Short Answer Type Questions>Q 37
State two uses of polythene.
MEDIUM
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 3 - Synthetic Fibres and Plastics>Short Answer Type Questions>Q 38
Write the full form of PVC. Is it thermoplastic or thermosetting plastic?
MEDIUM
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 3 - Synthetic Fibres and Plastics>Short Answer Type Questions>Q 39
Write two uses of bakelite.