Two technicians are discussing vehicle instrumentation. Technician A says that gauges and lights are the means to convey information to the driver. Technician B says that analog gauges have a numerical readout that changes as the reading varies on the vehicle. Who is correct?
A. A only
B. B only
C. Both A and B
D. Neither A nor B
Answer: A
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The parade pattern on an oscilloscope displays cylinder patterns from right to left.
Answer the following statement true (T) or false (F)
Answer the following statement(s) true (T) or false (F)
1. DC motors are generally operated at or above normal speed. 2. DC motors used in industry are never controlled by solid-state controllers. 3. A shunt field power supply converts direct current into alternating current with a rectifier. 4. Shunt field power supplies intended for motors that operate above normal speed must be capable of delivering less than rated voltage. 5. Silicon-controlled rectifiers (SCRs) control voltage by turning on at different times during the waveform.
The strong tax revolt against extensive government programs and spending was spurred by the passage of Proposition 13 that severely limited property taxes in
A. Arizona. B. Wisconsin. C. New Hampshire. D. California. E. Oregon.
Which type of shielding utilizes braid, foil, metal wrap, conduit or twisted wire around a conductor?
a. Cable. b. Circuit. c. Facility. d. Equipment.