Manufacturing Engineering Questions & Answers – Gear Basics-2

This set of Manufacturing Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Gear Basics-2”

1. Which of the following is not a standard pressure angle in degree?
a) 20
b) 25
c) 14.5
d) 19
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2. Distance between the points of contact of two mating teeth from the beginning of engagement to the end of engagement is known as
a) Arc of contact
b) Path of contact
c) Path of approach
d) Path of recess
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3. Path of contact from the beginning of engagement to the pitch point is known as
a) Arc of contact
b) Path of contact
c) Path of approach
d) Path of recess
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4. Portion of path of contact from the pitch point to end of engagement is known as
a) Arc of contact
b) Path of contact
c) Path of approach
d) Path of recess
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5. Circumferential distance between points from the beginning to the end of engagement of two mating gear on pitch circle is known as
a) Arc of contact
b) Path of contact
c) Path of approach
d) Path of recess
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6. Portion of arc of contact from the beginning of the engagement to the pitch point is known as
a) Contact ratio
b) Angle of friction
c) Arc of recess
d) Arc of approach
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7. Portion of arc of contact from the pitch point to the end of engagement is known as
a) Contact ratio
b) Angle of friction
c) Arc of recess
d) Arc of approach
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8. Angle subtended by arc of contact at the centre of pitch circle is known as
a) Contact ratio
b) Angle of action
c) Arc of recess
d) Arc of approach
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9. Number of teeth in contact is given by
a) Arc of contact
b) Path of contact
c) Contact ratio
d) Path of recess
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10. Contact ratio is given by
a) Angle of action/pitch angle
b) Angle of action*pitch angle
c) Angle of action-pitch angle
d) Angle of action +pitch angle
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11. Which of the following is a standard pressure angle in degree?
a) 20
b) 21
c) 13.5
d) 19
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12. Which of the following is a standard pressure angle in degree?
a) 24
b) 21
c) 14.5
d) 19
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13. Which of the following is a standard pressure angle in degree?
a) 25
b) 21
c) 13.5
d) 19
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14. Distance between the points of contact of two mating teeth from the beginning of engagement to the end of engagement is known as
a) Arc of contact
b) Contact length
c) Path of approach
d) Path of recess
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15. For a given pair of mating gear, angle of action is 19 degree and pitch angle is 4 degree. Contact ratio is equal to
a) 3.20
b) 2.13
c) 4.75
d) 6.32
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Sanfoundry Global Education & Learning Series – Manufacturing Engineering.

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