C is your answers!!!!!$3&2)//
Answer: Even low airborne concentrations (100 ppm) of ammonia may produce rapid eye and nose irritation.
The flow of power cannot be reversed since the slider could not move the worm gears. Since the input has one continuous tooth and the output has not teeth there is no gear ratio and no change in torque and speed.
Answer:
a)
, b) Yes.
Explanation:
a) The maximum thermal efficiency is given by the Carnot's Cycle, whose formula is:


b) The claim of the inventor is possible since real efficiency is lower than maximum thermal efficiency.
Answer:
risk = probability x loss
Explanation: