Practice Test: Question Set - 04
1. Beam strength of gear tooth is
- (A) Maximum
tangential force that the tooth can transmit without bending failure
- (B) Maximum
bending stress that the tooth can transmit without failure
- (C) Maximum
tangential force that the tooth can transmit without pitting failure
- (D) Maximum
contact stress that the tooth can transmit without failure
2. In case of cycloidal tooth gears, which of the following statement is correct?
- (A) Simple
to manufacture
- (B) Pressure
angle remains constant
- (C) No
interference occurs between meshing teeth
- (D) None
of the above
3. The tooth thickness of an involute gear in terms of module ‘m’ is
- (A) 1.157 m
- (B) 1.5 m
- (C) 2 m
- (D) 1.5708 m
4. Stub tooth are provided for
- (A) High
velocity ratios
- (B) High
power transmitting capacity
- (C) Low
noise
- (D) Reducing
number of teeth for compact construction
5. Dynamic force on gear tooth is induced due to
- (A) Inaccuracies
of tooth profile and errors in tooth spacing
- (B) Misalignment
in bearings
- (C) Elasticity
of parts and inertia of rotating masses
- (D) All
of the above
6. The interference in cycloidal tooth gears
- (A) Depends
upon pressure angle
- (B) Depends
upon number of teeth
- (C) Is
completely absent
- (D) Is
maximum
7. The pressure angle in involute teeth gears
- (A) Remains
constant
- (B) Often
changes
- (C) Rarely
changes
- (D) Unpredictable
8. Reducing pressure angle on gears results in
- (A) Weaker teeth
- (B) Stronger
teeth
- (C) High
velocity ratio
- (D) High
efficiency
9. The number of grades used to specify the quality of gears is
- (A) 10
- (B) 3
- (C) 12
- (D) 6
10. The thickness of gear tooth is measured
- (A) Along
the pitch circle
- (B) Along
the base circle
- (C) Along
the addendum circle
- (D) Along
the root circle
Next Tests: