Which NEC Article covers grounding locations and methods?
A. Article 79
B. Article 220
C. Article 250
D. Article 429
Answer: C
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Plant physiologists are responsible for studying and researching which of the following?
a. osmosis, nutrient uptake, translocation, respiration, photosynthesis, food movement, and food storage b. planting of new species of seeds, monitoring the irrigation of the seedlings, and weeding new species c. chemical composition of new herbicides d. chemical composition of new pesticides
____ are useful for clamping larger parts. These clamps have a sliding lower jaw that can be positioned against the part before tightening the screw-clamping end.
A. Pipe clamps B. Cam-lock clamps C. Bar clamps D. C-clamps
What is meant by compressibility of a fluid?
What will be an ideal response?
A gear with 35 teeth turning 100 rpm is in mesh with a gear with 7 teeth. Find the rpm of the small gear.
A. 500 B. 600 C. 700 D. 750