Which of the following statements about NiMH cells is true?
A. The cylindrical design requires less storage space but has less energy density than the prismatic design.
B. They have a relatively long service life.
C. Service life can be extended by frequent deep cycles.
D. They do not respond well to overcharging; they should be trickle charged.
D. They do not respond well to overcharging; they should be trickle charged.
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?Figure 37-2:
?Use Figure 37-2. If the wind speed decreases from 16 mph to 12 mph, the output of the wind turbine decreases by:?
A. ?160 W B. ?200 W C. ?350 W D. ?400 W
The use of bridging channels requires
A) unpunched tracks. B) punched tracks. C) unpunched studs. D) punched studs. E) none of the above.
Define angular alignment.
What will be an ideal response?
When using a recovery machine manufactured before November 15, 1993, the recovery level for Type II systems containing over 200 lb of R-12 refrigerant is:
A) 0 psig. B) 4 in Hg vacuum. C) 10 in Hg vacuum. D) 15 in Hg vacuum.