Uhaul general mechanical questions 2021
Not a question. But the answers.

1) The PRIMARY purpose of the dual rear tires on this truck is to: (A) Reduce the chance of a blowout. (B) Withstand a heavier load and add greater stability. (C) Add more weight to the rear of the truck.
B
2) Which of these tools should be used on a Phillips-head screw?
B
3) Which arrow points to the alternator?
C
4) With the truck backing up and the front tires turned as shown, which way will the rear of the truck swing?
A
5) Above are four tools. Three of the tools have a similar function while one is different. Which tool performs the most different function of the four tools?
D
6) Which scaffolding above could probably hold more weight?
B
7) Which refrigerator will be easier to roll over uneven ground?
A
8) Assuming the pick-up trucks, trailers and road conditions are exactly the same, which vehicle will take a longer distance to stop?
B
9) What is the proper battery cable connection when jumping two automotive batteries? (A) Negative to Negative / Positive to Positive (B) Negative to Positive / Negative to Positive (C) It doesn't matter on 12-volt automotive batteries
A
10) Which of these filters is associated with airflow?
A
11) If a box of clothes weighing 10 lbs (4.5 kg) and a box of books weighing 10 lbs (4.5 kg) were placed on a scale, what is most likely to occur?
C
12) Which area will get the smoothest ride?
B
13) Which trailer has more downward pressure where it attaches to the car?
A
14) Which direction will wheel three rotate?
B
15) The tire above has a recommended tire pressure of 35 PSI, however, its current pressure is only 26 PSI. Which of the following could occur if driven on? (A) A tire blowout. (B) Unstable handling of the vehicle. (C) Both A & B.
C
16) Which is the proper position of the adjustable wrench for tightening a nut?
A
17) Which tire has more tread? (A) Image A (B) Image B (C) Cannot be determined
B
18) Which picture best illustrates the correct location for loading ONLY the washer in this trailer?
B
19) Which is the MOST LIKELY use for the following object? (A) Checking for a vacuum source. (B) Checking for the proper voltage at the battery. (C) Checking for electrical current traveling through a wire.
C
20) If this truck backs up with the front tires turned as shown, which way will the rear of the trailer swing?
B
21) Which illustration best demonstrates the safest ladder for this person to use?
A
22) Which method requires the least amount of effort to move the refrigerator?
A
23) With the side gears turning in the direction shown, in which direction will the top gear turn?
B
24) In order for the Hitch ball to be secured properly, what should be the last part assembled? (A) Nut (B) Shank (C) Cotter Pin
C
25) As the truck backs up, which way should the front tires be turned in order to make the trailer follow the road?
B

Moving or transportation tools, equipment and methods provides guidance

on the safe an efficient ways to move items.

The correct responses are;

1) (B); 2) B; 3) C; 4) A; 5) D; 6) B; 7) A; 8) B; 9) (A); 10) A; 11) C; 12) B; 13) A; 14) A; 15) B; 16) A; 17) B; 18) A; 19) (C); 20) B; 21) B; 22) A; 23) B; 24) (C); 25) B

Reasons:

1) The correct option is; (B) Withstand a heavier load and add greater stability

By sing two wheels on the rear of a truck, heavy loads can be hauled, and transported around corners, and bumpy roads, reducing the possibility of the load tipping the truck over, thereby keeping the truck stable.

2) The correct option is; B

The Phillips-head screw is cross shaped, and required a cross shaped screwdriver, which is option B)

3) The correct option is; C

The alternator converts mechanical rotational energy into electrical energy, and usually has a compact electrical coil and magnets within its enclosure. The alternator is option C

4) The correct option is; A

The rear of a truck moves in the direction the front tires are turned

5) The correct option is; D

Option A  and B are pliers, while option B is a spanner, all of which are used to fasten and loosen bolts and nuts. Option D is a screwdriver used to fasten and loosen screws.

6) The correct option is; B

The working platform on scaffold B has extra support from the diagonal braces.

7) The correct option is; A

The large size tires in refrigerator A increases the contact surface with the road to prevent entering into small holes

8) The correct option is; B

Due to the heavier load in the trailer of pick-up truck B, more force is required, to stop the truck according to Newton's Laws of motion, and therefore, a longer distance will be taken to stop by the truck, given similar conditions (magnitude) stopping force available

9) The correct option is; (A)

Jumping two batteries to start an automotive with a dead battery requires a Negative to Negative / Positive to Positive  connection, which is option (A)

10) The correct option is; A

The air filter will have a open outer rim for the free passage of air.

11) The correct option is; C

The scale measures the difference in weight, and the weight depends on the mass of the item. Given that the mass are equal, both weights would be equal, and therefore, the scale would be level.

12) The correct option is; B

The smoothest ride is closest to the most weight of the vehicle, which is located in the front, therefore, the area that gets the smoothest ride is option B

13) The correct option is; A

The downward pressure is given by the location of the load relative to the wheel on the trailer, that gives either a clockwise or downward moment of force when in position of option A or a counterclockwise or upward moment at B

14) The correct option is; A

Gear connected by belt or chain move in the same direction, therefore, the direction of wheel 3 is option A

15) The correct option is; B

A tire blowout will not occur because, the pressure is below the recommended pressure. However, the motion of the car will be unstable

16) The correct option is; A

When tightening a nut with an adjustable wrench, the direction of turning the wrench is towards the movable jaw, therefore, the option A is correct

17) The correct option is; B

The difference between the threads of the given tires is the depth of their grooves, therefore, the tire in option B has more thread.

18) The correct option is; A

When loading items on a trailer, the majority of the load should be located in the front, therefore, the correct location for loading only the washer is illustrated by the picture A.

19) The correct option is; (C)

The object has a lead, an insulated handle, and a electrical bulb that lights up when there is electricity, therefore, it is used for (C) Checking for electrical current travelling through a wire.

20) The correct option is; B

The trailer swings in the opposite direction to the truck.

21) The correct option is; B

The ladder in picture B is safer because it spreads more at the base

22) The correct option is; A

Most of the weight of the refrigerator act on the wheel in picture A than in picture B

23) The correct option is; B

The gear turns towards the screen on the left and away from the screen on the right, which is a direction from left to right.

24) The correct option is; (C)

The cotter pin is assembled last to hold the bolt in place, and cannot be assembled before the other parts as it will restrict their movement

25) The correct option is; B

The front tire should be turned in the opposite direction to the intended direction of the trailer.

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