GATE XE 2018 Paper 1 — page 23

Questions 67–69 of 175. Imported answers require review unless explicitly marked reviewed.

Paper practice 175 questionsPage 23 of 59

A steel rod is fixed at one end and free at the other end. The coefficient of thermal expansion of the steel is

, and modulus of elasticity is

. If the temperature of the rod is increased by

then the stress and strain developed in the rod are respectively

Your answerChoose one option.

zero,

, zero

zero, zero

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

The effective lengths of the columns with ideal boundary conditions shown in Case-I, Case-II, and Case-III are respectively

Your answerChoose one option.

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

At a point in a stressed body, sum of the normal stresses acting on perpendicular faces of an arbitrarily oriented plane stress element is always

Your answerChoose one option.

dependent on the angle of orientation of the element

constant and independent of angle of orientation of the element

one half of the sum of the principal stresses

zero

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

2018 · Paper 1