In pulse position modulation ________
A) the position of a pulse relative to a reference signal varies based upon the value of the modulating signal
B) the amplitude of a pulsevaries based upon its position relative to the zero-crossing of the modulating signal
C) the frequency of a pulse waveform varies based upon the position of the zero-crossing of the modulating signal relative to a reference signal
D) the position of a pulse relative to a reference signal varies based upon its amplitude relative to the amplitude of the modulating signal
A
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A(n) ____ weld is identified by reference to a detail drawing in the tail of the welding symbol.
A. plug B. slot C. section D. edge
Balance the equation the following reaction representing the combustion of butane:
a. How many moles of oxygen are required to burn 1 mol of butane?
b. How many grams of oxygen are required to burn 1 kg of butane?
c. At standard temperature and pressure, what volume of oxygen would be required to burn 100 g of butane?
d. What volume of air at STP is required to burn 100 g of butane?
What will be an ideal response?
List the main types of horse enterprises
What will be an ideal response?
Technician A says that air-over-hydraulic disc brakes operate by using a hydraulically actuated caliper to squeeze brake friction pads against both sides of a rotor. Technician B saysthat hydraulic slack adjusters maintain the correct amount of fluid in the wheel end by compensating for internal brake disc wear. Who is correct?
A. Technician A B. Technician B C. Both D. Neither