Governor is used in automobile to
Decrease the variation of speed
Maximize the fuel economy
Limit the vehicle speed
Maintain constant engine speed
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- The coefficient of fluctuation of speed is __________ of maximum fluctuation of speed and the mean speed.
- Which of the following is an open pair?
- In a steam engine, the earlier cut-off with a simple slide valve may be obtained by increasing the steam…
- A fixed gear having 200 teeth is in mesh with another gear having 50 teeth. The two gears are connected…
- In order to facilitate starting of locomotive in any position, the cranks of a locomotive with two cylinders,…
- Which of the following statement is wrong?
- Klein's construction can be used when
- Lower pairs are those which have
- If the rotating mass of a rim type flywheel is distributed on another rim type flywheel whose mean radius…
- Which of the following is a lower pair?
- When brakes are applied to all the four wheels of a moving car, the distance travelled by the car before…
- The displacement of a flat faced follower when it has contact with the flank of a circular arc cam,…
- A slider moves at a velocity v on a link revolving at ω rad/s. The coriolis component of acceleration…
- Ball and a Socket forms a
- The pair is known as a higher pair, when the relative motion between the elements of a pair is
- Which of the following is false statement in respect of differences between machine and structure?
- If D₁ and D₂ be the diameters of driver and driven pulleys, then belt speed is proportional…
- For high speed engines, the cam follower should move with
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- When the relation between the controlling force (Fc) and radius of rotation (r) for a spring controlled…
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- The tendency of a body to resist change from rest or motion is known as
- Efficiency of a screw jack is given by
- Creep in belt drive is due to
- The Ackerman steering gear mechanism is preferred to the Davis steering gear mechanism, because
- The component of the acceleration, perpendicular to the velocity of the particle, at the given instant…
- For an isochronous Hartnell governor (where r₁ and r₂ = Maximum and minimum radius of…
- A chain comprises of 5 links having 5 joints. Is it kinematic chain?
- A rigid body possesses ________degrees of freedom
- Inertia force acts