TRB Diploma Lecturer Mechanical Question Paper 2017 Set-1 with Answer Key

TRB Diploma Lecturer Mechanical Question Paper 2017 Set-1 with Answer Key

6) Virtual work refers to

Answer is:

Virtual work done by Actual forces

7) If a body is stressed within its elastic limit, the lateral strain bears a constant ratio to the linear strain. This constant known as

Answer is:

Poisson's Ratio

Explanation:

Poisson's ratio is defined as the ratio of Lateral strain and longitudinal strain.
If a body is stressed within its elastic limit, the lateral strain bears a constant ratio to the linear strain. This constant known as Poisson's Ratio.