The PN junction diode is the most simple and commonly used ____ device.
a. vacuum tube
b. semiconductor
c. high-power radio
d. TV transmitter
b. semiconductor
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What is correct definition of a liquid?
A. Anything that has weight and mass and occupies space. B. A substance that has definite volume and sufficient mechanical strength to maintain a constant shape. C. A substance that has neither definite volume nor definite shape. D. A substance that has definite volume but does not have definite shapes.
Which of the following percentage values would be closest representing the percentage of new highway trucks that use electronic engine management?
A. 25% B. 50% C. 75% D. 100%
What is a private or subscription-based, in-house network sometimes known as?
A. database B. communications hub C. graphical user interface D. Intranet
This question is based on the following five alternatives that are evaluated by the rate of return method.
 FIGURE 1.png)
If the alternatives are independent and the MARR is 15% per year, the one(s) to select is (are):
(a) Only D
(b) Only D and E
(c) Only B, D, and E
(d) Only E