____ dB is the level at which a feeling of vibration in the ear can be produced.
A. 80
B. 100
C. 120
D. 140
Answer: C
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Describe the impact of Computer Numerical Control (CNC) on the manufacturing process.
What will be an ideal response?
There are 15 numbers on a list, and the mean is 25. The smallest number on the list is changed from 12.9 to 1.29.
a. Is it possible to determine by how much the mean changes? If so, by how much does it change? b. Is it possible to determine the value of the mean after the change? If so, what is the value? c. Is it possible to determine by how much the median changes? If so, by how much does it change? d. Is it possible to determine by how much the standard deviation changes? If so, by how much does it change?
Technician A says used engine oil may be burned in a commercial space heater. Technician B says oil filters should be thrown in the trash immediately after being removed from the vehicle. Who is correct?
What will be an ideal response?
Graph the magnitudes of these bandlimited-signal CTFT’s and find and graph their inverse CTFT’s and confirm that they are not time limited.
