Everything drawn in CADD is drawn full scale in _____ space.
A. title
B. sheet
C. model
D. layout
Answer: C
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Which system is made up of bones, connective tissue, and cartilage?
a. Muscular System c. Circulatory system b. Digestive system d. Skeletal system
What controls the indoor blower motor on an 80 percent induced-draft furnace?
A) The integrated furnace control board B) The thermostat C) The fan switch D) The fan relay
The path of flight (trajectory) of a football thrown by a quarterback is described by the following function:
y = vertical position of football relative to the ground
y0 = vertical launch position of football relative to the ground
x = horizontal position of football relative to launch position
g = magnitude of gravitational acceleration
v0 = launch speed
? = launch angle relative to horizontal
Which type of mathematical model is used here to describe the football’s trajectory?
a. Linear model
b. Nonlinear model
c. Exponential model
d. Trigonometric model
Show that a system with excitation x(t) and response y(t) described by
y(t) = x (t/2) is linear, time variant and noncausal.