Manufacturing Engineering Questions & Answers – Gear Terminology-1

This set of Manufacturing Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Gear Terminology-1”.

1. Imaginary friction cylinders which by pure rolling together transmit the same motion as pair of gears is known as
a) Pitch cylinders
b) Pitch diameter
c) Pitch circle
d) Pitch point
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2. Circle which corresponds to section of equivalents cylinder by a plane normal to wheel axis is known as
a) Pitch cylinders
b) Pitch diameter
c) Pitch circle
d) Pitch point
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3. Diameter of pitch cylinder is known as
a) Pitch cylinders
b) Pitch diameter
c) Pitch circle
d) Pitch point
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4. Two different pitch circles generally meet at
a) Pitch cylinders
b) Pitch diameter
c) Pitch circle
d) Pitch point
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5. Line passing through center of rotation of two meeting gear is known as
a) Pitch line
b) Rack
c) Pinion
d) Line of centre
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6. Driving gear of two mating gear which is generally small is known as
a) Pitch line
b) Rack
c) Pinion
d) Line of centre
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7. Gear wheel of infinite diameter is also known as
a) Pitch line
b) Rack
c) Pinion
d) Line of centre
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8. Part of pitch circle of rack which is a straight line is also known as
a) Pitch line
b) Rack
c) Pinion
d) Line of centre
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9. Ratio of circumference of pitch circle to number of teeth is known as
a) Circular pitch
b) Diametral pitch
c) Module
d) Gear ratio
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10. Distance measured along the circumference of pitch circle from a point on tooth to the corresponding point on adjacent tooth is known as
a) Circular pitch
b) Diametral pitch
c) Module
d) Gear ratio
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11. Number of teeth divided by length of pitch circle diameter is known as
a) Circular pitch
b) Diametral pitch
c) Module
d) Gear ratio
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12. Ratio of pitch diameter in mm to the number of teeth is known as
a) Circular pitch
b) Diametral pitch
c) Module
d) Gear ratio
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13. Module of two mating gears must be
a) Same
b) Different
c) Small
d) None of the mentioned
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14. Ratio of number of teeth on gear to the number of teeth on pinion is known as
a) Circular pitch
b) Diametral pitch
c) Module
d) Gear ratio
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15. Ratio of angular velocity of the follower to the angular velocity of driving gear is known as
a) Gear ratio
b) Module
c) Velocity ratio
d) None of the mentioned
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Sanfoundry Global Education & Learning Series – Manufacturing Engineering.

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