Technician A says that the secret of effectively repairing a break in the twisted wire pair used in a J1939 data bus is to use plenty of solder in the repair joint to minimize resistance. Technician B says that a damaged Hi bus J1939 twisted wire pair should be replaced, rather than repaired. Who is correct?
A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B
Answer: B
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In a series RC circuit, ET = 240 V, R = 30 ?, and XC = 40 ?. What is the apparent power?
A. 168.2 VA B. 691.2 VA C. 921.6 VA D. 1152 VA
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The ____ was once widely used to compare electrical charges and served as a crude voltmeter.
a. lightning arrester b. electroscope c. generator d. conductor
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For most modern vehicles, what would be an average range for replacement of a timing belt?
A. 30,000-45,000 miles B. 90,000-105,000 miles C. 80,000-125,000 miles D. 95,000-145,000 miles
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