Square Roots Worksheet Page 3
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4Automotive Technology (47.0604) T-Chart
Problems
Career and Technical Math Concepts
Solutions
1.
Fifteen pounds of force is needed to open the wastegate on
a particular turbocharger. If the inlet has a diameter of three
inches with 250 lbs. of force, find the area and the radius of
the wastegate tube outlet.
2.
To improve air conditioning cooling, a TSB (Technical
Service Bulletin) states to replace the air intake duct with
one twice the area. What diameter line will you need to
install if the installed duct is 2.5” diameter?
3.
A customer complains his car pulls after an accident. All
wheel alignment measurements are within spec. According
to the service manual you must measure the frame at three
specific points to determine if the frame is twisted. If b =
36” & c = 48” what must a = for the frame to be in spec?
Problems
Related, Generic Math Concepts
Solutions
4.
You want to draw a square box and fill it with 144 one-inch
squares, how many inches must each side of your square
measure?
5.
Skid marks are used to determine the maximum speed of a
car in an accident. If a car leaves skid marks of 175’ with a
coefficient of drag of 35%, its approximate speed, in MPH,
can be determined. Use the formula provided on page 2.
6.
The Golden Gate Bridge is about one mile long. On a warm
day it expands about 2’. If there were no expansion joints to
compensate for expansion, how high a bulge would be
produced? Use the formula provided on page 2.
Problems
PA Core Math Look
Solutions
324
7.
Find
a) +- 16
b) +- 17
c) +- 18
d) +- 19
5
8.
Which of the following is the approximate value of
?
a) +- 3.4
b) +- 2.5
c) +- 2.2
d) +- 1.8
31.25
9.
Z =
Solve for Z.
a) +- 31.25
b) +- 5.6
c) +- 6.6
d) +- 5.1
Originated June 2011
CC.2.1.HS.F.2
Reviewed June 2015
3
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