Deck 33: Bevel Gears and Gear Trains

Question 1

 The ratio of gears is a relationship between the revolutions per minute of the gear and _____.

A) diametral pitch
B) pitch diameter
C) outside diameter
D) root diameter

Answer 1

B

Question 2

In a gear train, the center distance between the two shaft centers is determined by adding the pitch diameter of the two gears together and dividing by ____.

A) 8
B) 6
C) 4
D) 2

Answer 2

D

Question 3

On a bevel gear, the distance from the end of the hub to the apex is the ____.

A) overall length
B) mounting distance
C) whole depth
D) crown height

Answer 3

B

Question 4

On bevel gears, the ______________________________ is an imaginary circle on which the gear tooth is designed.

Question 5

The teeth of a bevel gear are formed around the frustum of a conical surface called the ____.

A) pitch cone
B) apex of the cone
C) pitch angle
D) pitch cone radius

Question 6

On bevel gears, the pitch cone angle is the same as the _________________________.

Question 7

Bevel gears connect shafts having intersecting ____________________.

Question 8

On metric drawings, the length of pitch diameter per tooth measured in millimeters is module.

Question 9

Cutting data for gear teeth are given in a note or ____________________.

Question 10

The diameter of an imaginary circle on which gear teeth are designed is the diametral pitch.

Question 11

Two angular addendums plus the _________________________ equals the outside diameter.

Question 12

The diametral pitch is a ratio of the number of teeth to a unit length of pitch diameter.

Question 13

Working drawings of gears show the detailed shape of the gear teeth.

Question 14

The circular thickness is the thickness of a tooth or space measured on the circumference of the diametral pitch.

Question 15

On a bevel gear tooth, the addendum plus the dedendum equals the ____.

A) working depth
B) crown height
C) whole depth
D) root diameter

Question 16

The ratio of gears is the relationship between the r/min and the number of teeth on the gears.

Question 17

The distance from a point on one gear tooth to a corresponding point on the adjacent tooth measured on the circumference of the pitch diameter is the ____.

A) diametral pitch
B) circular thickness
C) chordal thickness
D) circular pitch

Question 18

The formula for diametral pitch is ____.

A) DP = N/PD
B) DP = PD/M
C) DP = PD/N
D) DP = M/PD