What is the disadvantage of using acetylene while brazing?
What will be an ideal response?
Acetylene has the disadvantage of producing a very hot inner flame and a relatively cold outer flame.
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What characteristics make certain plants more appropriate for bonsai planting
than others?
What will be an ideal response?What is the normal allowable source voltage deviation from the motor's nameplate voltage rating?
A) The source voltage can be any voltage equal to or less than the motor nameplate voltage. B) A deviation of 10 volts is normally allowable. C) A deviation of 10% of the nameplate rating is allowable. D) No deviation is allowed. The voltage must be exactly what the nameplate calls for.
A central station air handling unit
A) Is used for large systems and is assembled on site using separate components B) Consists of a fan and coil and usually handles a single room or zone C) Is used instead of a fan and fan motor D) Combines the functions of the evaporator blower and the condenser blower
Brake lining dust may contain ________, which is dangerous
A) Absetoes B) Rust flakes C) Brake fluid mist D) Asbestos