As the pressure of fluid received by the wheel cylinder of a drum brake system increases, which of the following happens?
A. The wheel cylinder cups and pistons are forced apart
B. The brake shoe retracting springs push the pistons back together
C. The pads are pushed against the rotor
D. The brake drum locks to the wheel cylinder
A. The wheel cylinder cups and pistons are forced apart
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A breakout box is used to:
A. Monitor signals received by the computer. B. Monitor changes in adaptive strategies. C. Display diagnostic trouble codes. D. All of the above.
When are batteries needed to store electricity produced by PV modules?
What will be an ideal response?
A sample of seven concrete blocks had their crushing strength measured in MPa. The results were
1367.6 1411.5 1318.7 1193.6 1406.2
1425.7 1572.4
Ten thousand bootstrap samples were generated from these data, and the bootstrap sample means were arranged in order. Refer to the smallest mean as 
, the second smallest as 
, and so on, with the largest being
a. Compute a 95% bootstrap confidence interval for the mean compressive strength, using method 1 as described on page 391.
b. Compute a 95% bootstrap confidence interval for the mean compressive strength, using method 2 as described on page 391.
c. Compute a 99% bootstrap confidence interval for the mean compressive strength, using method 1 as described on page 391.
d. Compute a 99% bootstrap confidence interval for the mean compressive strength, using method 2 as described on page 391.
List the steps in making oblique sketches with straight lines.
What will be an ideal response?