Related Questions

The type of coupling used to join two shafts whose axes are neither in same straight line nor parallel, but intersect is
A Flexible coupling
B Universal coupling
C Chain coupling
D Oldham's coupling
Two shafts A and B are made of the same material. The diameter of shaft A is twice as that of shaft B. The power transmitted by the shaft A will be __________ of shaft B.
A Twice
B Four times
C Eight times
D Sixteen times
The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft and $$\tan \varphi $$  = Coefficient of friction between the shaft and bearing)
A $${\text{r}}\sin \varphi $$
B $${\text{r}}\cos \varphi $$
C $${\text{r}}\tan \varphi $$
D $$\frac{{\text{r}}}{2}\cos \varphi $$
These gears transmit power between shafts whose axes intersect at any angle:
A Worm gears
B Spur gears
C Bevel gears
D Racks
The number of parallelograms that can be formed from a set of four parallel lines intersecting another set of three parallel lines is
A 6
B 9
C 12
D 18
The number of parallelograms that can be formed a set of four parallel lines intersecting another set of tree parallel lines is___
A 6
B 9
C 12
D 18
A hollow shaft will transmit a __________ torque than a solid shaft of the same mass and same material.
A Smaller
B Greater
C Medium
D None of these
A hollow shaft of same cross-section area as compared to a solid shaft transmit
A Same torque
B Less torque
C More torque
D Unpredictable
Of the 65 cars on a car lot, 45 have air conditioning, 30 have power windows, and 12 have both air conditioning and power windows. how many of the cars on the lot have neither air conditioning nor power windows?
A 2
B 8
C 12
D 18
Neither fisal →acliff, nor →bsequester, nor any other Washington →cchicanery can detrail an American recovery that looks like may be hitting its →dstrid.
A a
B b
C c
D d

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