Question

Match the following:-
Column B
(a) good reflector
(b) change in volume
(c) Thermal expansion
(d) good absorber
(e) chimney
(f) thermos flask
(g) change in area










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Answer 1

Answer:

2. railway track ----- (c) thermal expansion

5. black body ----- (d) good absorber

Answer 2

cubical expansion= change in volume

railway track = thermal expansion

Dewar flask= thermos flask

convection current= chimney

black body=good absorber

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