Suppose your nominal income in 1990 was $24,000. Suppose too that the consumer price index for 2012 was 1.5, and the base year for this index was 1990. How much nominal income would you need in 2012 in order to match the spending power of your $24,000 in 1990?
A) $48,000
B) $24,000
C) $16,000
D) $36,000
D) $36,000
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In the accompanying figure, when angle 1 is 90o:a. what is the value of side x?b. how does side y compare to side r?
What will be an ideal response?
Blurred pictures are caused most frequently by:
a. the subject moving while you press the shutter button b. taking photographs in rooms with lots of distracting activity c. not spending enough time creating a careful composition d. moving the camera as you press the shutter button
Calculate the following:
three-phase, 480 V, six-pole, Y-connected, 60 Hz, 10 kW induction motor is
driving a constant torque load of 60 Nm. The parameters of the motor are:
a. Motor torque.
b. Motor current
c. Starting torque
d. Starting current
A voltage is injected in the rotor circuit to reduce the motor speed by 40%.
e. Calculate the magnitude of the injected voltage.
f. Repeat (a) to (d) for the motor with injected voltage.
g. Calculate the power delivered to the source of injected voltage.
h. Determine the overall efficiency of the motor (ignore rotational and
core losses).
Two technicians are discussing jump starting a hybrid electric vehicle. Technician A says that the
high-voltage batteries can be jumped on some HEV models. Technician B says that the 12-volt auxillary battery can be jumped using a conventional jump box or jumper cable. Which technician is correct? A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B