| 1. | A mechanism can be classified into a structure when the degree of freedom is ? | |
|
0
|
||
|
1
|
||
|
2
|
||
|
3
|
||
View Answer
Discuss in Forum
Report Question| 2. | Which of the following is used for controlling fluctuations in an engine ? | |
|
Control valve
|
||
|
Flywheel
|
||
|
Governor
|
||
|
Flywheel and Governor both
|
||
| 3. | Which of the following is NOT classified as types of link ? | |
|
Rigid link
|
||
|
Flexible link
|
||
|
Fluid link
|
||
|
None of these
|
||
| 4. | Which of the following can be said to be equivalent with the frictional torque transmitted by a disc or plate clutch ? | |
|
Flat pivot bearing
|
||
|
Flat collar bearing
|
||
|
Conical pivot bearing
|
||
|
Trapezoidal pivot bearing
|
||
| 5. | What should be the incremental factor for the number of shoes, if the engagement speed for the centrifugal clutch needs to be doubled ? | |
|
0.5
|
||
|
1
|
||
|
2
|
||
|
4
|
||
| 6. | Two gears are said to have a conjugate motion if ? | |
|
they have a very small fluctuating angular velocity
|
||
|
they have variable angular velocity
|
||
|
they have constant angular velocity
|
||
|
they have very high fluctuating angular velocity
|
||
| 7. | Which of the following is CORRECT for the speed ratio of a gear train ? | |
|
Speed of driven/speed of driver
|
||
|
Speed of driver/speed of driven
|
||
|
Number of teeth on driver/number of teeth on driven
|
||
|
None of these
|
||
| 8. | When the relation FC = a.r+b is satisfied for a spring controlled governor as the relation between controlling force (FC) and radius of rotation (r). This type of governor is known as ? | |
|
stable
|
||
|
unstable
|
||
|
isochronous
|
||
|
hunt
|
||
| 9. | Which of the following equation holds TRUE for height (in decameter) of the watt governor ? | |
|
8.95/N²
|
||
|
8950/N²
|
||
|
895/N²
|
||
|
89.5/N²
|
||
| 10. | Which ratio defines the height of a porter governor to that of the watt governor for equal arm and link lengths, where m is the mass of the ball and M is the mass of the sleeve ? | |
|
m/(M+m)
|
||
|
(M+m)/M
|
||
|
(M+m)/m
|
||
|
M/(M+m)
|
||