A 9 V battery with a 500 mAh capacity is connected to a circuit that draws 100 mA. How long will the battery be able to power this circuit?
A) 0.2 hours B) 5 hours C) 0.05 hours D) 0.5 hours
B
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?Why would a welder stick the end of the filler rod in the weld pool as the weld is being stopped?
A. ?It accidentally happens sometimes but they would not do it on purpose. B. ?To prevent dropping it when changing positions. C. ?To help to prevent crater cracking. D. ?It cools off the end of the filler rod to prevent oxidization.
Characteristics of total quality include:
The greatest difference between relays and contactors is the fact that contactors are equipped with large contacts that are intended to connect high-current loads to the power line.
Answer the following statement true (T) or false (F)
Solve the following set of equations using the Gaussian method.
-6 x1 + 9 x2 = 15 (1) x1 + x2 = 10 (2)