Each of three samples has been plotted on a normal probability plot. For each, say whether the sample appears to have come from an approximately normal population.


(a) No
(b) No
(c) Yes

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What should be used to diagnose an air-in-fuel condition in a diesel fuel sub-system?

A. on-board diagnostic software B. mercury manometer C. ether D. diagnostic sight glass

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Which of the following is NOT part of the Pacific Rim?

a. China. b. the Philippines. c. Cuba. d. South Korea. e. Australia.

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A safety stand is also called a _______

A) Jack B) Safety stool C) Jack stand D) Bottle jack

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Consider a full-wave, single-phase controlled rectifier, similar to that shown in Figure 12.2, that is used to drive a DC motor instead of the resistive load Ro. Assume that the motor is rated at 4 kW and 110Vrms and that the AC supply is 80Vrms 60 Hz. Also assume that the motor inductance is very large such that the motor current is ripple-free and that the motor constant is 0.055 V/rpm. If the motor runs at 1,000 rpm at rated current:

Find:

a) Determine the firing angle of the converter.
b) Determine the rms value of the supply current.

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