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Manufacturing Processes I Mcqs

Q:

Standard value of dedendum is generally taken as

A) 1 module B) 2 module
C) 1.157 module D) 0.157 module
 
Answer & Explanation Answer: C) 1.157 module

Explanation: Dedendum of gear is generally taken equal to 1.157 modules.

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Q:

Radial depth of tooth below pitch circle is known as

A) Addendum circle B) Addendum
C) Dedendum D) Dedendum circle
 
Answer & Explanation Answer: C) Dedendum

Explanation: Dedendum is the radial depth of tooth below pitch circle.

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79
Q:

Circle passing through root of teeth is known as

A) Addendum circle B) Addendum
C) Dedendum D) Dedendum circle
 
Answer & Explanation Answer: D) Dedendum circle

Explanation: Circle passing through the root of teeth is known as dedendum circle.

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Q:

Addendum of gear is generally taken equal to

A) 1 module B) 2 module
C) 1.157 module D) 0.157 module
 
Answer & Explanation Answer: A) 1 module

Explanation: Addendum of gear is generally taken equal to 1 module.

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100
Q:

Height of tooth above pitch circle is known as

A) Addendum circle B) Addendum
C) Dedendum D) Dedendum circle
 
Answer & Explanation Answer: B) Addendum

Explanation: Addendum is the height of tooth above pitch circle.

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83
Q:

Circle passing through the top of the tips of teeth is known as

A) Addendum circle B) Addendum
C) Dedendum D) Dedendum circle
 
Answer & Explanation Answer: A) Addendum circle

Explanation: Circle passing through the top of the tips of teeth is known as addendum circle.

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96
Q:

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
 
Answer & Explanation Answer: C) Velocity ratio

Explanation: Velocity ratio is the ratio of angular velocity of the follower to the angular velocity of driving gear.

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132
Q:

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
 
Answer & Explanation Answer: D) Gear ratio

Explanation: Gear ratio is the ratio of number of teeth on gear to the number of teeth on pinion.

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