Technician A says that most trucks that use a J1939 data bus have provision for the older J1587/1708 data bus. Technician B says that the current J1939 data bus is based on CAN 2.0 communications protocols. Who is correct?
A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B
Answer: C
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Determine the saturation flow rate for a left-turn lane that operates in a permittedonly mode, under the following conditions:
Opposing demand flow rate = 1100 veh/h Lane width = 11 ft Heavy vehicles = 3% of the traffic stream Approach grade = –2% No on-street parking No bus stops Bicycle and pedestrian traffic conflicting with this lane group is negligible Intersection is not in a central business district What will be an ideal response?
What does an ammeter measure?
What will be an ideal response?
Open end and box end wrenches are offset how many degrees for clearance?
A) 0 degrees B) 45 degrees C) 15 degrees D) 90 degrees
The BACnet protocol is primarily used in:
A) Commercial refrigeration systems. B) Small appliances. C) Building automation control. D) Residential systems.