Technician A says ozone is both created and destroyed by the action of UV radiation on oxygen molecules. Technician B says chlorine is the major gas causing the destruction of ozone. Who is correct?
A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B
Answer: C
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Technician A says to flat file the surface of a warped valve body, to allow it to seal properly helping to prevent unwanted, partial engagement of a clutch or band. Technician B says valves sticking in their bore may be the result of overtorquing the hold-down bolts of the valve body. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
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What happens if the lumber is cured too quickly?
What will be an ideal response?
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Fill in the blank(s) with the appropriate word(s).
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A continuous-time system is described by the equation y(t) = tx(t). Show that it is linear, BIBO unstable and time variant.
What will be an ideal response?
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