Which of the following is true about baud rate?
A. only one bit can be transferred per signal unit (baud)
B. multiple bits can be transferred with each signal unit
C. a baud rate of 2400 always means a bandwidth of 2400 bps
D. multiple signal units are needed to represent each bit
Answer: B
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Answer the following statement(s) true (T) or false (F)
1. The typical air handler is powered by a multispeed motor that can generally operate at two speeds. 2. The rapid cooldown of an evaporator coil results in increased moisture removal. 3. The factors that determine the amount of torque produced by the brushless DC motor are the same as those for any other electric motor. 4. Brushless DC motors can exhibit efficiency as high as 90%. 5. The brushless DC motor is controlled by a circuit board located in the air handler.
What are some examples of plant-derived pharmaceuticals?
What will be an ideal response?
Technician A says to lift heavy objects by bending at the knees and keep your back straight and lift with your legs. Technician B says when lifting a heavy object, hold the object as far from your body as possible. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
Refrigerant quantities in air-conditioning systems are often expressed in:
A) Fahrenheit degrees equivalency. B) Ounces, decimal pounds, or pounds and ounces. C) Grains, grams, or pounds. D) Psig equivalency.