Gear Trains MCQs : Here you will find MCQ Questions related to "Gear Trains" in Machine Kinematics. These Gear Trains MCQ Questions Will help you to improve your Machine Kinematics knowledge and will prepare you for various Examinations like Competitive Exams, Placements, Interviews and other Entrance Exmaniations
Which of the following is true about gear train?
A. A gear train is a mechanical system formed by mounting gears on a frame so the teeth of the gears engage.
B. A planetary gear train provides high gear reduction in a compact package.
C. The ratio of the pitch circles of mating gears defines the speed ratio and the mechanical advantage of the gear set.
D. All of the above
Explanation: All of the above true about gear train.
How many types of gear trains?
Explanation: We have generally 4-types of gear trains, and those are: Simple Gear Train. Compound Gear Trains. Reverted gear Trains. Epicyclic Gear Trains.
When there is only one gear fitted on each shaft, then this type of gearing system named?
A. Compound Gear Trains
B. Simple Gear Train
C. Reverted gear Trains
D. Epicyclic Gear Trains
Explanation: When there is only one gear fitted on each shaft, then this type of gearing system named Simple Gear Train.
The types of gears used to connect two non-parallel non-intersecting shafts are _______ gears.
Explanation: The types of gears used to connect two non-parallel non-intersecting shafts are spiral gears.
The speed ratios of chain and belt drives are computed in the same way as gear ratios
C. Can be true or false
D. Can not say
Explanation: The speed ratios of chain and belt drives are computed in the same way as gear ratios
The size of a gear is usually specified by ______.
A. pressure angle
B. circular pitch
C. pitch circle diameter
D. diametral pitch
Explanation: The size of a gear is usually specified by pitch circle diameter.
Tooth thickness on pitch line of involute gear in terms of module (m) is equal to
A. 1.157 m
Explanation: Tooth thickness = 1.5708 x module.
The working depth of an involute gear is equal to
C. addendum + dedendum
D. 2 x addendum
Explanation: Working depth is twice of addendum and whole depth is sum of addendum and dedendum.
What is meant by an idle gear?
A. Gears between driver and driven gears
B. Gears used when driver and driven gears move in same direction
C. Both A and B
D. None of the above
Explanation: Both A and B is meant by an idle gear.
Which type of gear box is used in automobiles?
A. Sliding mesh gear box
B. Differential gear box
C. Synchromesh gear box
D. All of the above
Explanation: All of the above type of gear box is used in automobile