Question

Q) Write true or false and also give the right answer . If the ans was false.

1. heat cannot be produced by doing work .
2. no gaps are left between the the rails of railway track.
3. poor conductors of heat are also good insulators of heat .
4. ventilators, when provided in rooms, are located near their roofs.
5. a material medium is required for transfer of heat by the process of radiation .


its very important plz give me ans fast ​

Answer 1

Answer:

(1)=false

(2)=false

(3)=false

(4)=true

(5)=false

Answer 2

Answer:

1.false

2.false

3.true

4.true

5.false

this answer was right .......

Explanation:

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