Can you ace these Exxon Mobil Operation & Maintenance Test questions? Start honing your skills with some past questions practice and get a preview of what you can expect on test day.
We pulled these Operation & Maintenance questions from our study pack Exxonmobil job-aptitude-test past questions studypack. Each sample question includes correct answers, so you can see how to crack it!
[su_note note_color=”#fcf2e0″]Note about the test format: On the Exxon mobil aptitude test you’ll face 4 test sections: Numerical reasoning, Verbal reasoning, Abstract reasoning, and the Skill test section (Operation & Maintenance based questions). [/su_note]
1. The purpose of gate is to…….
a.Feed the casting at a rate consistent with the rate of solidification
b.Act as reservoir for molten metal
c.Help feed the casting until all solidification takes place
d.Feed molten metal from pouring basin to gate
e.None of the above
[su_accordion][su_spoiler title=”See the Answer” open=”no” style=”default” icon=”plus” anchor=”” class=””]The correct answer is A
Explanation:Feed the casting at a rate consistent with the rate of solidification.[/su_spoiler]
2. For a machine to be self-locking,its efficiency should be…….
a.100%
b.less than 67%
c.less than 50%
d.more than 50%
e.none of the above
[su_accordion][su_spoiler title=”See the Answer” open=”no” style=”default” icon=”plus” anchor=”” class=””]The correct answer is C
Explanation:less than 50%.[/su_spoiler]
3. In actual machines…….
a.mechanical advantage is greater than velocity ratio
b.mechanical advantage is equal to velocity ratio
c.mechanical advantage is less than velocity ratio
d.mechanical advantage is unity
e.none of the above
[su_accordion][su_spoiler title=”See the Answer” open=”no” style=”default” icon=”plus” anchor=”” class=””]The correct answer is C
Explanation:mechanical advantage is less than velocity ratio.[/su_spoiler]
4. In ideal machines………
a.mechanical advantage is greater than velocity ratio
b.mechanical advantage is equal to velocity ratio
c.mechanical advantage is less than velocity ratio
d.mechanical advantage is unity
e.none of the above
[su_accordion][su_spoiler title=”See the Answer” open=”no” style=”default” icon=”plus” anchor=”” class=””]The correct answer is B
Explanation:mechanical advantage is equal to velocity ratio.[/su_spoiler]
5. The multi stage compression as compared to single stage compression……
a.Improves volumetric efficiency for the given pressure ratio
b.Reduces work done per kg of air
c.Reduces cost of compressor
d.Gives more uniform torque
e.All of the above
[su_accordion][su_spoiler title=”See the Answer” open=”no” style=”default” icon=”plus” anchor=”” class=””]The correct answer is E
Explanation:All of the above.[/su_spoiler]
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6. A pair of smith’s tongs in an example of the lever of…….
a.zeroth order
b.first order
c.second order
d.third order
e.fourth order
[su_accordion][su_spoiler title=”See the Answer” open=”no” style=”default” icon=”plus” anchor=”” class=””]The correct answer is C
Explanation:second order.[/su_spoiler]
7. The purpose of sprue is to…….
a.Feed the casting at a rate consistent with the rate of solidification
b.Act as reservoir for molten metal
c.Help feed the casting until all solidification takes place
d.Feed molten metal from pouring basin to gate
e.None of the above
[su_accordion][su_spoiler title=”See the Answer” open=”no” style=”default” icon=”plus” anchor=”” class=””]The correct answer is D
Explanation:Feed molten metal from pouring basin to gate.[/su_spoiler]
8. The purpose of pouring basin is to………
a.Feed the casting at a rate consistent with the rate of solidification
b.Act as reservoir for molten metal
c.Help feed the casting until all solidification takes place
d.Feed molten metal from pouring basin to gate
e.None of the above
[su_accordion][su_spoiler title=”See the Answer” open=”no” style=”default” icon=”plus” anchor=”” class=””]The correct answer is B
Explanation:Act as reservoir for molten metal.[/su_spoiler]
9. The purpose of riser is to……
a.Feed the casting at a rate consistent with the rate of solidification
b.Act as reservoir for molten metal
c.Help feed the casting until all solidification takes place
d.Feed molten metal from pouring basin to gate
e.None of the above
[su_accordion][su_spoiler title=”See the Answer” open=”no” style=”default” icon=”plus” anchor=”” class=””]The correct answer is C
Explanation:Help feed the casting until all solidification takes place.[/su_spoiler]
10. Blind risers…….
a.Assist in feeding the metal into casting proper
b.Help to trap slag or other lighter particles
c.Supply the hottest metal when pouring is completed
d.Do not exit
e.None of the above
[su_accordion][su_spoiler title=”See the Answer” open=”no” style=”default” icon=”plus” anchor=”” class=””]The correct answer is C
Explanation:Supply the hottest metal when pouring is completed.[/su_spoiler]
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[su_column size=”4/5″ center=”no” class=””]Want to guarantee success, practice with our full Exxonmobil study pack, with even more questions, answers and explanations.
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