MCQ Questions and Answers on Theory of Machines

Q.

The motion transmitted between the teeth of two spur gears in mesh is generally

A. Sliding

B. Rolling

C. Rotary

D. Partly sliding partly rolling

Discuss

Answer : Option:- B

Explanation :

Discuss here! No Explaination Available for These Question.

Q.

For a standard gear tooth profile, one module is equal to

A. Dedendum

B. Addendum

C. Diametral pitch

D. Circular pitch

Discuss

Answer : Option:- B

Explanation :

For a standard gear tooth profile, one module is equal to addendum.

Q.

A 1.5 kW motor is running at 1440 rev/min. It is to be connected to a stirrer running at 36 rev/min. The gearing arrangement suitable for this application is

A. Differential gear

B. Helical gear

C. Spur gear

D. Worm gear

Discuss

Answer : Option:- D

Explanation :

For high speed ratio worm gear is generally used.

Q.

Gears used to connect non-parallel and nonintersecting shafts include

A. Hypoid gears

B. Spiral gears

C. Worm gears

D. All of the above

Discuss

Answer : Option:- D

Explanation :

All of the given gears may used to connect non-parallel and non-intersection shafts.

Q.

The pair of gears used to convert either rotary motion into linear motion or vice versa is called

A. Hypoid gear

B. Worm gear

C. Rack and pinion

D. None of the above

Discuss

Answer : Option:- C

Explanation :

Rack and pinion mechanism is used to convert either rotary motion into liner motion or vice versa.

Q.

Straight bevel gears of the same size and two gears at right angle to each other are known as

A. Miter gears

B. Orthogonal gears

C. Rack and pinion

D. Helical gears

Discuss

Answer : Option:- A

Explanation :

Straight bevel gears of the same size and two gears at right angle to each other are known as miter gears.

Q.

Gears used in drive to the differential of an automobile are

A. Straight bevel gears

B. Spiral bevel gears

C. Zero bevel gears

D. All of the above

Discuss

Answer : Option:- B

Explanation :

Gears used in drive to the differential of an automobile are spiral bevel gears.

Q.

If pitch circle diameter of a gear is d and there are total T teeth in the gear, then circular pitch of the gear is defined as

A. D/T

B. πd/T

C. T /d

D. πT /d

Discuss

Answer : Option:- B

Explanation :

Discuss here! No Explaination Available for These Question.

Q.

If two gears of module m but different number of teeth T and t are mating, then the central distance between these two gears will be given by

A. (T+t)/2m

B. T(T+t)/2π

C. M(T+t)/2

D. M (T+t)/2π

Discuss

Answer : Option:- B

Explanation :

Discuss here! No Explaination Available for These Question.

Q.

Pressure angle is defined as the angle between

A. Pressure line and common tangent to pitch circles

B. Pressure line and common tangent to base circles

C. Pressure line and center-line joining the pitch circles

D. None of the above

Discuss

Answer : Option:- A

Explanation :

Pressure angle is the angle between pressure line and common tangent to pitch circles

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MCQ Questions and Answers on Theory of Machines

Q. The motion transmitted between the teeth of two spur gears in mesh is generally

Q. For a standard gear tooth profile, one module is equal to

Q. A 1.5 kW motor is running at 1440 rev/min. It is to be connected to a stirrer running at 36 rev/min. The gearing arrangement suitable for this application is

Q. Gears used to connect non-parallel and nonintersecting shafts include

Q. The pair of gears used to convert either rotary motion into linear motion or vice versa is called

Q. Straight bevel gears of the same size and two gears at right angle to each other are known as

Q. Gears used in drive to the differential of an automobile are

Q. If pitch circle diameter of a gear is d and there are total T teeth in the gear, then circular pitch of the gear is defined as

Q. If two gears of module m but different number of teeth T and t are mating, then the central distance between these two gears will be given by

Q. Pressure angle is defined as the angle between

Q.

The motion transmitted between the teeth of two spur gears in mesh is generally

Q.

For a standard gear tooth profile, one module is equal to

Q.

A 1.5 kW motor is running at 1440 rev/min. It is to be connected to a stirrer running at 36 rev/min. The gearing arrangement suitable for this application is

Q.

Gears used to connect non-parallel and nonintersecting shafts include

Q.

The pair of gears used to convert either rotary motion into linear motion or vice versa is called

Q.

Straight bevel gears of the same size and two gears at right angle to each other are known as

Q.

Gears used in drive to the differential of an automobile are

Q.

If pitch circle diameter of a gear is d and there are total T teeth in the gear, then circular pitch of the gear is defined as

Q.

If two gears of module m but different number of teeth T and t are mating, then the central distance between these two gears will be given by

Q.

Pressure angle is defined as the angle between