Technician A says that the A/C system may be charge through the LOW side when the system is operating. Technician B says that the A/C system may be charged through the HIGH side when the system is off . 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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If the diameter of pulley G in the accompanying figure is 2 inches and the diameter of pulley E is 8 inches, what is the ratio G:E in lowest fractional form?

A. 1/4 B. 1/2 C. 2/1 D. 4/1

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The Owner of Blue Bayou Café usually pays his appliance (refrigerators, dish washers, and freezers) maintenance contract by the year. If he projects the annual costs shown, find the equivalent A value for years 1 through 5.

What will be an ideal response?

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The feed habits of llamas and alpacas are similar to:

A. sheep B. poultry C. cattle D. large game animals

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(a) If the switch in Fig. 7.109 has been open for a long time and is closed at t = 0, find v?(t). (b) Suppose that the switch has been closed for a long time and is opened at t = 0. Find v?(t).

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