MCQOPTIONS
Saved Bookmarks
| 1. |
A Spring is made of wire whose cross-section is an equilateral triangle of 8 mm side. Inner diameter of spring is 40 mm then outer diameter will be _________ |
| A. | 57.88 mm |
| B. | 54.88 mm |
| C. | 60 mm |
| D. | 56 mm |
| Answer» B. 54.88 mm | |