MILLWRIGHT EXAM 1 2025/2026 QUESTIONS WITH 100% CORRECT ANSWERS Which of the following is not a function of lubricating oil? A) To carry away heat? B) To carry away contaminants. C) To increase friction. D) To protect against corrosion. - C) To inc

MILLWRIGHT STUDY GUIDE EXAM 2025/2026
QUESTIONS WITH 100% CORRECT ANSWERS


The fraction equivalent of 6.125 is _________. - 6 1/8 (p. 1.3/Table 1)



The decimal equivalent of 9/16 inch is ________. - .05625 (p. 1.3/Table 1)



One atmosphere equals ________ pounds per square inch. - 14.696 (p. 1.5/Table 3)



If the opposite side in Figure 1 is 4 feet, and the hypotenuse is 35 ft, the adjacent side is _________.
(Round off to the nearest tenth.) - 34.9 ft (p. 1.2/4.1.0)



If the opposite side in Figure 1 is 6 feet and the adjacent side is 8 feet, the hypotenuse is _________.
- 10 feet (p. 1.2/4.1.0)



The sine of a reference angle is the ratio of the __________. - side opposite to the hypotenuse (p.
1.7/4.2.1)



The cosine of the reference angel is the ratio of the ________. - side adjacent to the hypotenuse (p.
1.7/Figure 4)



If the opposite side is 4 feet and the hypotenuse is 35 feet, angle A is _________. - 6.6 degrees (p.
1.6/4.2.0)



If side AC if 14 feet and the hypotenuse is 19 feet, the value of cos angle A, to four places, is
________. - 0.7368 (p. 1.6/4.2.0/Table 4)



The ratio of the two sides of a right triangle is directly related to the size of the __________ in the
triangle. - reference angle (p. 1.6/4.2.0)



If the opposite is 25 feet, and angle A is 22.5 degrees, the hypotenuse is _______ feet. - 65.3 (p.
1.7/4.2.1)

, If angle B is 30 degrees and the hypotenuse is 48 inches, the adjacent side is ________ inches. - 24
(p. 1.7/4.2.1)



If angle A is 45 degrees and the side adjacent is 48 inches, side AB is ________ inches. - 67.9 (p.
1.10/4.2.2)



If the opposite side is 20 inches and angle B is 75 degrees, the hypotenuse is _______ inches. - 77.3
(p. 1.10/4.2.3)



If angle A is 30 degrees, and side BC is 45 inches, side AC is ________ inches. - 48 (p. 1.10/4.2.3)



If angle A is 30 degrees, angle B is ______ degrees. - 60 (p. 1.10/4.2.3)



If angle A is 45 degrees and side AC is 48 inches, side BC is _______ inches. - 48 (p. 1.10/4.2.3)



If the adjacent side is 24 inches and the hypotenuse is 48 inches, angle A is ________ degrees. - 60
(p. 1.10/4.2.3)



If the opposite side is 6 feet and the adjacent side is 8 feet, angle A is ________ degrees. - 36.9 (p.
1.10/4.2.3)



If angle A is 15 degrees and side BC is 20 inches, side AC is _______ inches. - 74.6 (p. 1.10/4.2.3)



If the opposite side is 25 feet and angle A is 22.3 degrees, the adjacent side is ______ feet. - 60.4 (p.
1.10/4.2.3)



If the adjacent side is 3 inches and the hypotenuse is 7 inches, angle A is _______ degrees. - 64.6 (p.
1.12/4.3.1)



If the opposite side is 2 feet and they hypotenuse is 11 feet, angle A equals _______ degrees. - 10.5
(p. 1.12/4.3.1)



If the height of a rolling offset is 6 feet, the roll is 8 feet, and the angle is 45 degrees, the hypotenuse
is ______ feet. - 14.1 (p. 1.14/4.4.0)