1
GATE ME 2010
MCQ (Single Correct Answer)
+1
-0.3
Tooth interference in an external involute spur gear pair can be reduced by
A
decreasing center distance between gears
B
decreasing module
C
decreasing pressure angle
D
increasing number of teeth
2
GATE ME 2004
MCQ (Single Correct Answer)
+1
-0.3
Two mating spur gears have $$40$$ and $$120$$ teeth respectively. The pinion rotates at $$1200$$ $$rpm$$ and transmits a torque of $$20N.m.$$ The torque transmitted by gear is

A
$$6.6Nm$$
B
$$20Nm$$
C
$$40Nm$$
D
$$60$$$$Nm$$
3
GATE ME 2002
MCQ (Single Correct Answer)
+1
-0.3
Large speed reductions (greater than $$20$$) in one stage of gear train are possible through
A
Spur gearing
B
Worm gearing
C
Bevel gearing
D
Helical gearing
4
GATE ME 2002
MCQ (Single Correct Answer)
+1
-0.3
The minimum number of teeth on the pinion to operate without interference in standard full height involute teeth gear mechanism with $${20^ \circ }$$ pressure angle is
A
$$14$$
B
$$12$$
C
$$18$$
D
$$32$$
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