The voltage across a device is given by v(t) = -2 + 10 cos 4t + 8 cos 6t + 6 cos 8t - 5 sin 4t – 3 sin 6t - sin 8t V
Find:
(a) the period of v(t),
(b) the average value of v(t),
(c) the effective value of v(t).
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The plug-in relay has a distinct advantage in allowing relays to be changed without disturbing the ____________________.
Fill in the blank(s) with the appropriate word(s).
While having a discussion, Technician A says that clamping force results from the tension or stretch on bolts securing the two pieces together. Technician B says that it results from the springiness of a gasket between parts. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
Other isometric shapes can be sketched by adding to or subtracting from a basic isometric shape.
Answer the following statement true (T) or false (F)
A remote keyless control stops working. Technician A says that the battery in the remote could be dead. Technician B says the key fob may have to be resynchronized. Who is right?
A) Technician A only B) Technician B only C) Both A and B D) Neither A nor B