A signal x (t) = 25 sin (200?t) is sampled at 300 samples/second with the first sample being taken at time t = 0. What is the value of the fifth sample?
What will be an ideal response?
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Answer the following statement(s) true (T) or false (F)
1. Maximizing the energy efficiency of an HVAC system means controlling two factors: the area (volume of air) in the home that the system must heat and cool, and the temperature level to which the system must heat or cool that area. 2. Air duct leaks are usually easy to detect. 3. Room air conditioners do not work well in confined, well insulated spaces. 4. The two main types of space heaters are defined by their method of transferring heat. 5. Most residential water heaters in the U.S. are tanks ranging in size from 5-20 gallons.
A car stereo is probably about how wide?
A) 20 cm B) 2 m C) 20 m D) 2 cm
Which type of brake fade is LEAST likely to affect disc brakes?
A) Antilock fade B) Mechanical fade C) Lining fade D) Gas fade
There are four steps in HACCP.
Answer the following statement true (T) or false (F)