What grade of eye protection filter should be used when performing oxyacetylene cutting?

A. UV rated sunglasses
B. #4-6 grade
C. #9-11
D. #11-13


Answer: B

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If the resistive current is 2 A and the inductive current is 2 A in a parallel RL circuit, total current is ________

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Which of these is the correct statement regarding SDSs/MSDSs?

a. They are only required for acids. b. They need only be stored at the employee's corporate offices. c. They must be available at the job site to workers. d. Workers must be provided access to them through the Internet.

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