Home
Class 11
PHYSICS
A bimetallic strip is made of aluminium ...

A bimetallic strip is made of aluminium and steel `(alpha_(Al)gtalpha_(steel)`. On heating, the strip will

A

remain straight.

B

get twisted.

C

will bend with aluminium on concave side.

D

will bend with steel on concave side.

Text Solution

Verified by Experts

The correct Answer is:
D
Since `alpha_(Al) gt alpha_(steel)` aluminium strip will expand more (on convex side) than steel (on concave side) as shown in the figure:
Promotional Banner

Topper's Solved these Questions

  • THERMAL PROPERTIES OF MATTER

    MODERN PUBLICATION|Exercise COMPETITION FILE (EXEMPLAR PROBLEM OBJECTIVE TYPE QUESTION (MULTIPLE CHOICE QUESTION TYPE - II )|4 Videos

  • THERMAL PROPERTIES OF MATTER

    MODERN PUBLICATION|Exercise COMPETITION FILE (EXEMPLAR PROBLEM SUBJECTIVE QUESTION (VERY SHORT ANSWER TYPE QUESTION)|5 Videos

  • THERMAL PROPERTIES OF MATTER

    MODERN PUBLICATION|Exercise COMPETITION FILE (INTEGER TYPE QUESTION )|12 Videos

  • SYSTEMS OF PARTICLES AND ROTATIONAL MOTION

    MODERN PUBLICATION|Exercise Chapter Practice Test (for Board Examination)|16 Videos

  • UNITS AND MEASUREMENT

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST|15 Videos