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Give scientific reasons for the followin...

Give scientific reasons for the following.
Telephone wires sag more in summer.

Text Solution

Verified by Experts

Due to linear expansion of wires
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CENGAGE PHYSICS-HEAT AND TEMPERATURE -MANDATORY EXERCISE (Exercise Set III)
  1. Give scientific reasons for the following. Small gaps are left near...

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  2. Give scientific reasons for the following. Ice floats on water, wh...

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  3. Give scientific reasons for the following. Telephone wires sag more...

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  4. Give scientific reasons for the following. Loops are provided in me...

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  5. Give scientific reasons for the following. Food is cooked faster in...

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  6. Give scientific reasons for the following. Melting point of ice dec...

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  7. Give scientific reasons for the following. Pipes carrying water som...

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  8. Give scientific reasons for the following. Aquatic plants and anima...

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  9. Give scientific reasons for the following. ice is slippery.

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  10. Give scientific reasons for the following. Water in an earthen pot ...

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  11. The coefficient of linear expansion for brass is 0.000018//^(@)C. Expl...

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  12. The relation between beta and gamma of a solid is

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  13. When ice is converted to water changes.

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  14. When water is heated from 0^@C, its volume

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  15. The density of water is maximum at:

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  16. A plate with a hole is heated. The diameter of the hole

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  17. The pendulum of a clock is made of a thin iron rod. On a hot day the c...

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  18. Stars A and B appear to be blue and red in colour, respectively. Then ...

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  19. While making homemade ice cream, salt is added to the ice in the conta...

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  20. Matter expands on heating. Explain

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