How many binary digits are required to count to decimal 100?
A) 3 B) 100 C) 7 D) 2
C
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Answer the following statement(s) true (T) or false (F)
1. The most economical speed for an electrical motor is about 1800 revolutions per minute. 2. It has been suggested that synchronous motors are more expensive to install than squirrel cage motors if the rating exceeds 1 hp. 3. Laser light is directional. 4. Offset drives, such as V-belts, gears, and chain drives, can be lined up more easily than direct drives. 5. Five quantities must be known if the machinery is to be set up with the correct pulley sizes.
A set of rules that determine the format of digital data and a method used for data transmission is referred to as a ____.
A. protocol B. data pack C. packet
Technician A says that the voltage regulator on many current linehaul trucks is set for a maximum 13.8 volts. Technician B says that when voltage regulators are set at a voltage exceeding 14.0 volts, light bulb life is shortened. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
When charging a battery you find that the rate of charge has caused the batteries electrolyte to start gassing. You should:
A. Increase the rate of charge B. Maintain the current rate of charge C. Decrease the rate of charge to a slow rate of 6 to 10 amps D. Turn the charger off because the battery is now fully charged