The first camera type device was the ___________________.
A. daguerreotype camera
B. pinhole camera
C. CRT
D. image dissector
Answer: B
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In cranes with electric motor-operated functions, what extra power-flow components are often required that are not needed in hydraulic and engine-powered systems?
a. Reduction gears b. Electric filters c. Tachometers d. Regenerative brakes
Synchronous generators are widely used for wind turbines. Explain what advantage they have over an induction generator in this application
What will be an ideal response?
In a manual joining process, the rate of travel or speed at which the weld progresses along the joint affects the width, reinforcement, and penetration of the weld.
Answer the following statement true (T) or false (F)
An SRC is made from adjoining layers of semiconductor material in the _____.
a. PN arrangement b. PNP arrangement c. NPN arrangement d. PNPN arrangement