Home / MCQ Bank / Mining Engineering
Mining Engineering Drilling And Blasting Difficulty: Medium

A person doing normal work (not heavy works) breaths at a rate of nearly . . . . . . . . breaths per minute.

Select the correct option to test your answer:

More Mining Engineering Questions

Low mixture of methane burn in air producing . . . . . . . . flame. Which of the following apparatus, equipments is not recommended to keep at rescue room As per Circular 7/2002 who is supposed to assess the requirement of support needed? Nitrogen used for quenching . . . . . . . . A district separated from other districts by a barrier called . . . . . . . .