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ESE ME: Theory of Machines & Vibrations Champion Quiz 2
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Question 1
What is the value of pressure angle generally used for involute gears?
Question 2
The number of degrees of freedom of an epicyclic gear train is
Question 3
In a kinematic chain, a quaternary joint is equivalent to _____
Question 4
The governor is said to be stable when :
Question 5
in a centrifugal governor, the controlling force is observed to be 14 N, when the radius of rotation is 2 cm and 38 N. When the radius of rotation is 6cm, the governor:
Question 6
Match List-I (Type of Gear/Gear Train) with List-II (different Usage and drive) and select the correct answer using the code given below the lists:
List-I
A) Epicyclic gear train
B) Bevel Gear
C) Worm and worm gear
D) Herringbone Gear
List-II
1) Reduces end thrust
2) Low gear ratio
3) Drives non-parallel non-intersecting shafts
4) Drives non-parallel intersecting shafts
5) High gear ratio
List-I
A) Epicyclic gear train
B) Bevel Gear
C) Worm and worm gear
D) Herringbone Gear
List-II
1) Reduces end thrust
2) Low gear ratio
3) Drives non-parallel non-intersecting shafts
4) Drives non-parallel intersecting shafts
5) High gear ratio
Question 7
Assertion (A): Hooke’s joint connects two non-parallel non-intersecting shafts to transmit motion with a constant velocity ratio.
Reason (R): Hooke’s joint connects two shafts the axes of which do not remain in alignment while in motion.
Reason (R): Hooke’s joint connects two shafts the axes of which do not remain in alignment while in motion.
Question 8
Which mechanism produces intermittent rotary motion from continuous rotary motion?
Question 9
Angle of dwell of cam is defined as the angle
Question 10
If the speed of an engine varies between 390 and 410 rpm in a cycle of operation, the coefficient of fluctuations of speed would be:
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Mar 30ESE & GATE ME