Technician Asays the compressed hydrogen system requires a reformer to cool the fuel cell. Technician B says a fuel cell produces electrical energy by breaking down hydrogen atoms into electrons and protons. Who is correct?
A. Technician A only
B. Technician B only
C. Both Technician A and B
D. Neither Technician A nor B
Answer: B
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When insulation materials are delivered to a job site _____.
a. the architect or engineer must be present to inspect them b. all materials must be checked against the packing slip c. the driver must deliver SDS forms for each type of material in the shipment d. receipt of the shipment must be countersigned by another employee
The top utility continues to produce output until you press x to terminate the execution of the program.
Answer the following statement true (T) or false (F)
Fillets are interior rounded intersections between two surfaces.
Answer the following statement true (T) or false (F)
A signal x(t) = 4 sinc (10t) is impulse sampled at a sampling rate of 20 samples/ second. Graph the impulse-sampled signal x?(t) on the interval ?0.5 < t < 0.5. Then graph three periods, centered at f = 0, of the CTFT X?( f ) of the impulse-sampled signal x?(t) . Change the sampling rate to 4 samples/second and repeat
What will be an ideal response?