A Schmitt trigger switching threshold for a positive-going input signal is at a __________ voltage than for a negative-going signal.
A. lesser
B. greater
Answer: B
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Technician A says that when performing a J1667 opacity test, the exhaust stack diameter must be correctly entered into the opacitymeter instrument or the results will not be meaningful. Technician B says that the ambient temperature must exceed 35 degrees Fahrenheit (2 degrees Celsius) before a valid J1667 opacity test is undertaken. Who is right?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
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The U.S. Department of Labor reports that animal breeders earn about $34,000 annually
Indicate whether the statement is true or false
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The integrated approach involves practitioners working together to predict, control, identify, and correct safety and health problems.