Which of the following statements is true of solenoids?
A. They use the electromagnetic field of a coil to pull a plunger into the coil.
B. They are generally used to engage the starter motor with the engine flywheel.
C. They operate with a movable plunger and usually do a mechanical job.
D. All of the above
Answer: D
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Answer the following statement(s) true (T) or false (F)
1. For the protection of a meter, the range should never be exceeded. 2. On a VOM, the correct alignment is achieved when the mirror image of the pointer disappears behind the pointer itself. 3. Wattmeters generally have a range switch indicating multiplier values, such as X 1 or X 100, which means that each reading taken on the scale must be multiplied by the value indicated on the range switch. 4. The proper techniques of connecting electrical meters should be demonstrated and practiced in a laboratory setting. 5. Always connect voltmeters perpendicular to a load or source.
Once you decide on a project, you should draw up an ____________________ of how you will proceed and a timeline for each step
Fill in the blank(s) with correct word
An injection molding system has a first cost of $180,000, and an annual operating cost of $84,000 in years 1 and 2, increasing by $5000 per year thereafter. The salvage value of the system is 25% of the first cost regardless of when the system is retired within its maximum useful life of 5 years. Using a MARR of 15% per year, determine the ESL and the respective AW value of the system (a) by hand solution, and (b) via spreadsheet that graphs the total AW and its components.
What will be an ideal response?
In what year was the automatic transmission introduced in passenger vehicles?
A) 1920 B) 1952 C) 1940 D) 1963