How are the three regular classes of fits for external and internal threads distinguished from one another?
What will be an ideal response?
There are three regular classes of fits for external and internal threads. Each of the three classes is distinguished from one another by the amount of clearance between the sides, crests, and roots of the internal and external threads.
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Technician A says that engine blocks are either cast iron or aluminum. Technician B says that cores are used inside a mold to form water jackets and cylinder bores. Who is right?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
Why do some ADC integrated-circuits use both an analog ground and a digital ground?
A) better resolution can be realized B) to help with level conversion C) to reduce noise D) to increase speed
In a two-source circuit, one source alone produces 10 mA through a branch. If the other source alone produces 8 mA in the opposite direction through the same branch, what is the total current through the branch?
A) 10 mA B) 8 mA C) 2 mA D) 18 mA
Sometimes, standpipe system hoses are installed in cabinets. If the hoses are installed in cabinets each cabinet should be labeled
A. "FIRE HOSE" B. "HOSE CABINET " C. "STANDPIPE SYSTEM" D. "FSD EQUIPMENT"