Engineering Questions with Answers - Multiple Choice Questions
Manufacturing Engineering – Gear Basics-1
1 - Question
Thickness of tooth measured along the pitch circle is known as
a) Tooth thickness
b) Backlash
c) Face width
d) Top land
View Answer
Explanation: Tooth thickness is the thickness of tooth measured along the pitch circle.
2 - Question
Difference between space width and to thickness of tooth along the pitch circle is known as
a) Tooth thickness
b) Backlash
c) Face width
d) Top land
View Answer
Explanation: Backlash is the Difference between space width and to thickness of tooth along the pitch circle.
3 - Question
Length of tooth parallel to gear axis is known as
a) Tooth thickness
b) Backlash
c) Face width
d) Top land
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Explanation: Face width is the length of tooth parallel to gear axis.
4 - Question
Top surface of tooth is known as
a) Tooth thickness
b) Backlash
c) Face width
d) Top land
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Explanation: Top land is the top surface of tooth.
5 - Question
Bottom surface of the tooth between two adjacent fillets is known as
a) Flank
b) Face
c) Bottom Land
d) Fillet
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Explanation: Bottom surface of the tooth between two adjacent fillets is known as bottom land.
6 - Question
Surface of tooth between pitch circle and top land is known as
a) Flank
b) Face
c) Bottom Land
d) Fillet
View Answer
Explanation: Surface of tooth between pitch circle and top land is known as face.
7 - Question
Tooth surface between pitch circle and the bottom land including fillet is known as
a) Flank
b) Face
c) Bottom Land
d) Fillet
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Explanation: Tooth surface between pitch circle and the bottom land including fillet is known as flan.
8 - Question
Curved portion of the tooth flank at the root circle is known as
a) Flank
b) Face
c) Bottom Land
d) Fillet
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Explanation: Curved portion is called fillet.
9 - Question
Force exerted by driving tooth on the driven tooth along the line of pitch point to the point of contact of two teeth is known as
a) Line of Action
b) Path of contact
c) Arc of contact
d) Angle of action
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Explanation: Force exerted by driving tooth on the driven tooth along the line of pitch point to the point of contact of two teeth is known as the line of action.
10 - Question
Angle between the pressure line and the common tangent to the pitch circle is known as
a) Pressure angle
b) Path of contact angle
c) Arc of contact angle
d) Angle of action
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Explanation: Angle between the pressure line and the common tangent to the pitch circle is known as pressure angle.
11 - Question
Backlash of gear is given by
a) Space width – Tooth Thickness*2
b) Space width / Tooth Thickness
c) Space width – Tooth Thickness
d) Space width * Tooth Thickness
View Answer
Explanation: Backlash = Space width – Tooth Thickness.
12 - Question
Ratio of speed of the follower to the speed of driving gear is known as
a) Gear ratio
b) Module
c) Velocity ratio
d) None of the mentioned
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Explanation: Velocity ratio is the Ratio of speed of the follower to the speed of driving gear.
13 - Question
Ratio of diameter of driving gear to the diameter of follower is known as
a) Gear ratio
b) Module
c) Velocity ratio
d) None of the mentioned
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Explanation: Velocity ratio is the ratio of diameter of driving gear to the diameter of follower.
14 - Question
Ratio of number of teeth on driving gear to the number of teeth on follower is known as
a) Gear ratio
b) Module
c) Velocity ratio
d) None of the mentioned
View Answer
Explanation: Velocity ratio is the ratio of number of teeth on driving gear to the number of teeth on follower.
15 - Question
Angle subtended by circular pitch at the centre of pitch circle is known as
a) Pitch angle
b) Addendum angle
c) Module angle
d) None of the mentioned
View Answer
Explanation: Pitch angle is the angle subtended by circular pitch at the centre of pitch circle.