Question

An iron bar of length 10 m is heated from 0°C to 100°C. If the coefficient of linear thermal expansion of iron is 10 *10–6 /°C, the increase in the length of bar is (a) 0.5 cm (b) 1.0 cm (c) 1.5 cm (d) 2.0 cm

Name: an iron bar of length 10 m is heated from 0c to 100c if the coefficient of linear thermal expansion of iron is 10 106 c the increase in the length of bar is a 05 cm b 10 cm c 15 cm d 20 cm
Uploaded: 2022-01-07T16:46:23-08:00
Duration: 1 min 41 s
Channel: Deepak Jangra
Description: an iron bar of length 10 m is heated from 0c to 100c if the coefficient of linear thermal expansion of iron is 10 106 c the increase in the length of bar is a 05 cm b 10 cm c 15 cm d 20 cm

          An iron bar of length 10 m is heated from 0°C to 100°C. If the coefficient of linear thermal expansion of iron is 10 *10–6 /°C, the increase in the length of bar is  (a) 0.5 cm (b) 1.0 cm (c) 1.5 cm (d) 2.0 cm

Added by Lara S.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Deepak Jangra

01/07/2022

Step 1

Step 1: Write the expression for the increase in length of the iron bar: Given, $\Delta L = L \cdot \alpha \cdot \Delta T$ where: $\Delta L$ = increase in length $L$ = initial length of the iron bar = 10 m $\alpha$ = coefficient of linear thermal expansion of iron Show more…

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An iron bar of length 10 m is heated from 0°C to 100°C. If the coefficient of linear thermal expansion of iron is 10 *10–6 /°C, the increase in the length of bar is (a) 0.5 cm (b) 1.0 cm (c) 1.5 cm (d) 2.0 cm