Full access allows:
- Solve all tests online without limits;
- Remove all advertisements on website;
- Adding questions to favorite list;
- Save learning progress;
- Save results of practice exams;
- Watching all wrong answered questions.
195. When a two-leg sling is used to lift a 20 feet load, Why is it better to use a sling 40 feet long than one of 30 feet?
Longer sling legs create a more vertical angle, which reduces tension in each leg for a given load and spacing.
Comments (0)
There are no comments at the moment. If you found an error or think question is incorrect, tell everyone about it
Only signed in users can write comments
Signin