For essential electrical systems under ____, deletion of the time-lag intervals feature for delayed automatic connection to the equipment branch shall be permitted.
A. 100 kVA
B. 110 kVA
C. 125 kVA
D. 150 kVA
Answer: D
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What water treatment method removes ionized mineral salts by using ion exchangers?
A. Softening B. Coagulation C. Demineralization D. Reverse osmosis
The latitude at the location where a high-speed rural road is to be constructed is 35°. The expected ESAL is 32 × 106. The seven-day average high temperature is 53°C, and the low air temperature is -18°C. If the standard deviations for the high and low temperatures are ±2°C and ±1?C respectively, and the depth of the pavement is 155 mm, determine an appropriate asphalt binder for a reliability of 98%.
What will be an ideal response?
Technician A says the nominal voltage for ONE lead-acid battery cell is 1.2 volts. Technician B says the nominal voltage for ONE NiMH battery cell is 2.1 volts. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
If a 15 ?H inductor has a 2.2 K? reactance, the frequency equals ________
A) 23.3 kHz B) 4.28 kHz C) 23.3 MHz D) 4.28 MHz