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10th Standard Science English Medium -Thermal Physics 4 Mark Book Back Question Paper and Answer Key 2022 - 2023 Study Materials Oct-04 , 2022

QB365 provides a detailed and simple solution for every Possible Book Back Questions in Class 10th  Science Subject -Thermal Physics, English Medium. It will help Students to get more practice questions, Students can Practice these question papers in addition to score best marks.

10th Standard Science English Medium -Thermal Physics 4 Mark Book Back Question Paper and Answer Key 2022 - 2023

Thermal Physics 4 Mark Book Back Question Paper With Answer Key

10th Standard

    Reg.No. :
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Science

Time : 00:20:00 Hrs
Total Marks : 8

    4 Marks 

    2 x 4 = 8

  1. Find the final temperature of a copper rod. Whose area of cross section changes from 10 m2 to 11 m2 due to heating. The copper rod is initially kept at 90 K. (Coefficient of superficial expansion is 0.0021 /K)

  2. Calculate the coefficient of cubical expansion of a zinc bar. Whose volume is increased 0.25 m3 from 0.3 m3 due to the change in its temperature of 50 K.

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