1. A serial data line or bus is used for which of the following purposes?
C. Transmit pulses from the ignition primary coil to the tachometer
12. GM Class 2 communication toggles between
B. 0 and 12 V.
3. Technician A says that module communications networks are used to reduce the number of wires in a vehicle. Technician B says that a communications network is used to share data from sensors, which can be used by many different modules. Which technician is correct?
A. Technician B only
4. A magnetic field is created around a wire when
A. the wire is connected between two grounds.
5. In most automotive electrical circuits, a relay is used in which of the following situations?
C. A lower-voltage circuit controls a higher-voltage circuit.
6. A diagnostic scan tool connects to the vehicle using the
C. data link connector.
7. A diode with high resistance or an infinite reading in both directions is
C. reverse biased.
8. Two technicians are discussing how capacitors work. Technician A says that, in an open circuit, a capacitor will hold its charge until it's connected to an external circuit. Technician B says that theoretically a capacitor will hold its charge indefinitely. Who is correct?
A. Technician A
9. All of the following can be added to a circuit to reduce electromagnetic interference, except
C, a diode.
10. Technician A says when you push the horn button, electromagnetism moves an iron bar inside the horn, which opens and closes contacts in the horn circuit. Technician B says most vehicle horn circuits use a relay. Which technician is correct?
B. Both Technician A and Technician B
11. A/an _______ is a material with four electrons in the valence ring.
D. conductor
1. Technician A says that dynamic voltage is the voltage (usually of a battery) that exists without a load being applied. Technician B says that open circuit voltage (OCV) is the voltage of the power source (battery) with the circuit in operation. Who is correct?
A. Both Technicians A and B
2. A technician connects one lead of a digital voltmeter to the positive (+) terminal of the battery and the other meter lead to the battery terminal (B) of the starter solenoid and then cranks the engine. During cranking, the voltmeter displays a reading of 878 mV. Technician A says that this reading indicates that the resistance of positive battery cable is too high. Technician B says that this reading indicates that the starter is defective. Which technician is correct?
B. Technician A only
Answer:
shows youth and inexperience
Explanation:
coz he doesn't display any sort of flair for dramatics
he isnt necessarily reckless or rowdy as it seems he was captivated by something
he shows he is rather nervous not angry
Answer:
b,c, and d
Explanation:
everything but a is right becuase symbols can have many different meanings, and they're not always going to mean the same thing.
Answer:
d
Explanation:
The sun blazes like a hot oven...
A blaze of sunlight, a yellow gleam of dusty roads....
The above lines in paragraphs indicate that the town is located in the desert where there is little water.
