Question:
Two lines AC and BC are drawn on a circular disc as shown in
Last updated: 6/21/2023
Two lines AC and BC are drawn on a circular disc as shown in figure The disc is made of a material with linear expansion coefficients a a Here a and a are linear expansion coefficient for expansion in x direction and y direction respectively C is the centre of disc If the disc is heated uniformly Angle ACB 0 will A increase B decrease C remains constant D may increase or decreases depending on value of temperature increment