Torque Wrenches and Their Uses

Question 1

An electrician on the jobsite uses a pulling motion to apply force to a torque wrench. Is this the correct way to apply torque to a fastener?

A) Yes
B) No

Answer 1

A) Yes

Question 2

The ___ style torque wrench was the first type invented and commercially sold

A) Beam
B) Dial
C) Clicker
D) Electronic

Answer 2

A) Beam

Question 3

The ___ style is the most common type of torque wrench used today.

A) Beam
B) Dial
C) Clicker
D) Electronic

Answer 3

C) Clicker

Question 4

On a dial wrench, always check the dial needle to make sure it is set at 0.

A) True
B) False

Answer 4

A) True

Question 5

Electronic torque wrenches indicate a ___ accuracy.

A) +/- 1%
B) +/- 2%
C) +/- 4%
D) +/- 5%

Answer 5

B) +/- 2%

Question 6

Dial wrenches usually have a fixed drive.

A) True
B) False

Answer 6

A) True

Question 7

A(n) ___ style torque wrench uses a ball detent and spring.

A) beam
B) clicker
C) dial
D) electronic

Answer 7

B) clicker

Question 8

Major manufacturers recommend that torque wrenches should be recalibrated ___. (Choose all that apply)

A) after every use
B) every 5,000 cycles
C) once a year

Answer 8

B and C

Question 9

It is permissible to leave an adjustable (clicker style) torque wrench wound up during storage.

A) True
B) False

Answer 9

B) False

Question 10

a 250-foot-pound wrench is permitted to be set a 5 foot-pounds.

A) True
B) False

Answer 10

B) False

Question 11

It is recommended that all clicker style wrenches be stored at their lowest setting on the scale.

A) True
B) False

Answer 11

A) True

Question 12

What length of cheater bar is needed to obtain 300 foot-pounds from a 250 foot-pound torque wrench.

A) 2 feet
B) 3 feet
C) 5 feet
D) A cheater bar should never be used

Answer 12

D) A cheater bar should never be used

Question 13

Torque screwdrivers generally have a cam-over feature

A) True
B) False

Answer 13

A) True

Question 14

Torque screwdrivers are well suited for precision work because fasteners cannot be over torqued

A) True
B) False

Answer 14

A) True

Question 15

What are three disadvantages of torque screwdrivers?

I) Limited maximum torque
II) Limited to one scale
III) Requires frequent calibration
IV) Not suitable for precision work
V) Expensive considering small torque range

Answer 15

I, II, and V

Question 16

What is the sweet spot of a torque wrench?

A. Between 10% and 30% of the maximum scale
B. Between 20% and 60% of the maximum scale
C. Between 40% and 80% of the maximum scale
D. Between 70% and 100% of the maximum scale

Answer 16

C. Between 40% and 80% of the maximum scale

Question 17

A(n) ___ torque wrench uses a strain gauge to measure torque.

A. beam style
B. clicker style
C. dial style
D. electronic style

Answer 17

D. electronic style

Question 18

A peak hold needle feature is a key advantage to what type of torque wrench?

A. Beam Style
B. Clicker Style
C. Dial Style
D. Slip

Answer 18

C. Dial Style

Question 19

From the list below, select three disadvantages of the torque screwdriver.

I. Have a limited maximum torque
II. Limited to one scale
III. Need to be calibrated often
IV. Not suitable for precision work
V. Relatively expensive considering their limited torque range

A. I., II., III.
B. I., II., VI.
C. I., II., V.
D. II., IV., V.

Answer 19

C. I., II., V.

Question 20

Match the following terms with their definitions.

I) A torque wrench that emits an audible “click” when the desired torque is reached.
II) Devices that increase the torque applied by an operator, often used in limited space with high torque requirements.

A) Clicker style torque wrench
B) Torque multipliers

Answer 20

I - A
II - B

Question 21

From the list below, select those three things you should do when storing a dial type torque wrench.

I. Always wind down to the lowest setting before storage.
II. Keep all torque instruments clean and dry.
III. Make sure needles do not contact dial face or crystal.
IV. Remove batteries.
V. When not in use, store the tool in the protective box.

A. I., II., III.
B. II., III., IV.
C. II., III., V.
D. II., IV., V.

Answer 21

C. II., III., V.

Question 22

For maximum accuracy, a torque wrench should only be used for ranges between ___ and ___ of its maximum rated value.

A. 10% / 50%
B. 20% / 75%
C. 40% / 80%
D. 80% / 100%

Answer 22

C. 40% / 80%

Question 23

What is the recommended frequency of calibration for torque tools according to Snap-on Tools?

A. Once every six months
B. Every 5,000 cycles or once a year, whichever comes first
C. Every 10,000 cycles
D. Every 2 years

Answer 23

B. Every 5,000 cycles or once a year, whichever comes first

Question 24

Electronic torque wrenches indicate a plus/minus ? accuracy.

A. 1%
B. 2%
C. 4%
D. 5%

Answer 24

B. 2%

Question 25

A torque wrench should never be used in a “break-away” situation; a breaker bar or wrench should be used instead.

A) True
B) False

Answer 25

A) True

Question 26

A ___ is a torque device with a planetary gear system used to create output revolutions greater than the input revolutions applied.

A. torque divider
B. torque multiplier
C. torque quad-4x
D. torque rev-4x

Answer 26

B. torque multiplier

Question 27

What should be worn at all times when using any hand tool, including torque wrenches?

A. Hearing protection
B. Safety glasses or goggles
C. Safety helmet
D. Steel-toe boots

Answer 27

B. Safety glasses or goggles

Question 28

Torque tools require high maintenance due to their frequent use.

A) True
B) False

Answer 28

B) False

Question 29

Is it OK to use an oversized torque wrench to break loose small tight bolts?

A. No, never
B. Only in low torque operations
C. Yes

Answer 29

A. No, never

Question 30

Mechanical torque wrenches are typically calibrated from 20% to 100% of full scale.

A) True
B) False

Answer 30

A) True