Measuring Tools

Question 1

1. The number of millimeters in one centimeter is:
   a) five.
   b) ten.
   c) SIX.
   d) two.

Answer 1

b) ten

Question 2

The term which best describes the tendency of a body to remain in motion is:

a) acceleration.
b) energy.
c) mass.
d) inertia.

Answer 2

d) inertia

Question 3

3. Force may be best described as a/an:
   a) turning force.
   b) push or pull.
   c) opposite reaction.
   d) pressure.

Answer 3

b) push or pull

Question 4

4. Area of a circle is calculated by multiplying the:
   a) length x width x height.
   b) constant pi (3 .14) by the radius.
   c) constant 0.7854 by the radius squared.
   d) constant 0. 7854 by the diameter squared.

Answer 4

d) constant 0. 7854 by the diameter squared.

pi times the radius squared.

Question 5

6. Convert 0.484375 to an exact fraction.
   a) 15/32
   b) 19/32
   c) 29/64
   d) 31/64

Answer 5

d) 31/64

Question 6

7. Convert 0.280 to a practical fraction to the nearest 1/32.
   a) 28/32
   b) 3/32
   c) 9/32
   d) 7/32

Answer 6

c) 9/32

Question 7

8. Calipers can be used to measure:
   a) depths.
   b) inside or outside diameters.
   c) steel rulers.
   d) thousandths of an inch.

Answer 7

b) inside or outside diameters.

Question 8

9. A stepped feeler gauge for measuring a clearance of 0.015 inch will be marked on the
blade:
a) 0.015 inch to 0.016 inch.
b) 0.014 inch to 0.017 inch.
c) 0.014 inch to 0.015 inch.
d) 0.014 inch to 0.016 inch.

Answer 8

d) 0.014 inch to 0.016 inch.

Question 9

10. A typical telescoping gauge set has a typical range of:
    a) 5/8 inch to 7 inches.
    b) 5/16 inch to 6 inches.
    c) 1/4 inch to 6 inches.
    d) 1/2 inch to 8 inches.

Answer 9

b. 5/16 inch to 6 inches.

Question 10

11. A standard O - 1 inch outside imperial micrometer shows 3 large divisions, 3 small
    divisions and 3 on the thimble. The amount being measured is:
    a) 1.378 inch.
    b) 0.378 inch.
    c) 0.333 inch.
    d) 0.0378 inch.

Answer 10

b) 0.378 inch

Question 11

13. A standard outside imperial micrometer measures 5.671 inch. The divisions showing
    on the scale would be:
    a) 6 large, 7 small and 1 on the thimble.
    b) 5 large, 6 small and 71 on the thimble.
    c) 6 large and 71 small.
    d) 6 large, 2 small and 21 on the thimble.

Answer 11

d) 6 large, 2 small and 21 on the thimble.

Question 12

14. An inside imperial micrometer with 2 large divisions, 3 small divisions and 15 on the
thimble is measuring:
a) 2.290 inch.
b) 2.2315 inch.
c) 0.290 inch.
d) 0.218 inch.

Answer 12

a) 2.290 inch.

Question 13

15. An inside imperial micrometer measuring 4.678 inch will have which of the
following scale readings showing?
a) 6 large, 3 small, 3 on the thimble
b) 6 large, 7 small, 8 on the thimble
c) 1 large, 3 small, 3 on the thimble
d) 1 large, 7 small, 8 on the thimble

Answer 13

c) 1 large, 3 small, 3 on the thimble

Question 14

1 7. A 0 to 1 inch vernier outside imperial micrometer is showing 8 large divisions, 3
small divisions, 22 on the thimble and 6 on the vernier scale. The micrometer is
measuring:
a) 0.8976 inch.
b) 8.976 inch.
c) 0.83226 inch.
d) 0.8526 inch.

Answer 14

a) 0.8976 inch.

Question 15

19. A depth micrometer will measure protrusion accurately.
    a) true
    b) false

Answer 15

false; A depth micrometer accurately measures a recession.

Question 16

20. A dial indicator plunger should be set to move:
    a) at mid-range of travel.
    b) one complete revolution on the dial.
    c) at end of travel one-half revolution on the dial.
    d) at beginning of travel to provide one complete revolution on the dial.

Answer 16

a) at mid-range of travel.

Question 17

20. A dial indicator plunger should be set to move:
    a) at mid-range of travel.
    b) one complete revolution on the dial.
    c) at end of travel one-half revolution on the dial.
    d) at beginning of travel to provide one complete revolution on the dial.

Answer 17

a) at mid-range of travel.

Question 18

23. Precision measuring tools should be stored:
    a) in a special drawer or cabinet.
    b) on a shelf.
    c) along with other tools.
    d) on your workbench.

Answer 18

a) in a special drawer or cabinet.

Question 19

24. Torque wrenches measure:
    a) force.
    b) mass.
    c) motion.
    d) rotational force

Answer 19

d) rotational force

Question 20

If a force of 220 N was applied on a wrench which is 600 mm long, the resulting
torque would be:
a) 13.2 N·m.
b) 132 N·m.
c) 1 320 N·m.
d) 13 200 N·m.

Answer 20

B. 132 N·m.

Question 21

26. To torque a head bolt to 100 lb-ft, using a torque wrench 2 feet long, you would _ have
    to pull on the wrench with __ lb of force.
    a) 200
    b) 100
    c) 50
    d) 25

Answer 21

c) 50