What items would you check on a radiator cap?
What will be an ideal response?
- Check the rubber seal to see that it is not torn or imprinted, preventing it from providing an effective seal.
- Inspect the pressure valve spring for rust and freedom of movement.
- Move the vacuum valve to verify that it is not stuck. Inspect to see that it is not broken or plugged and that the seal is not damaged. There are two types of vacuum valves: spring loaded and those with no spring.
- The cap should be of the pressure specified by the manufacturer.
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Bolts that attach an engine sling or engine stand adapter to the block should enter the block at least _____ times the diameter of the bolt.
What will be an ideal response?
To clear the contents of the Command Window, type
a. clear b. clr c. clc d. shift-c
Determine whether or not the systems with these frequency responses are causal.
In general a histogram is skewed to the left when the median is greater than the mean and to the right when the median is less than the mean. There are exceptions to this rule, however. Consider the following data set:
0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 2 2 2 3 a. Compute the mean and median. b. Based on the mean and median, would you expect the data set to be skewed to the left, skewed to the right, or approximately symmetric? Explain. c. Construct a histogram. Does the histogram have the shape you expected?