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A metal meter scale has two holes at the...

A metal meter scale has two holes at the two ends. when the scale is heated the distance between the two holes

A

decreases

B

increases

C

doesnot change

D

may increase or decrease

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-THERMAL PROPERTIES OF MATTER-EXERCISE-IA
  1. Due to heating, soft rubber

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  2. A solid sphere and a hollow sphere of same material have same mass. Wh...

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  3. A metal meter scale has two holes at the two ends. when the scale is h...

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  4. In RCC slabs only iron rods are used but not of any other metal becaus...

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  5. Among the following solids, the lowest coefficient of expansion is for

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  6. If the length of a body is measured in centimeters instead of meters, ...

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  7. A solid ball of metall has a spherical cavity inside it. The ball is h...

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  8. A platinum wire can be sealed through glass, but a brass wire cannot b...

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  9. Two spheres of same size are made of same metal, but one is hollow and...

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  10. A metal washer has a hole of diameter d(1) and an external diameter d(...

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  11. A metal sphere is heated. Maximum percentage increase occurs in its

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  12. Thermostat works on the principle of

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  13. Two metal strips that constitute a thermostat must necessarly differ i...

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  14. A bimetal made of copper and iron strips welded together is straight a...

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  15. Which of the following statement is wrong

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  16. The coefficients of linear expansion of P and Q are alpha(1)andalpha(2...

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  17. A uniform metallic rod rotates about its perpendicular bisector with c...

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  18. A uniform metallic rod rotates about its perpendicular bisector with c...

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  19. Coefficient of volume expansion of copper as a function of temperature

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  20. Coefficient of linear expansion of brass and steel rods are alpha(1)an...

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