The frictional torque transmitted in a flat collar bearing, considering uniform pressure, is (where r₁ and r₂ = External and internal radii of collar respectively)
(1/2). μ W (r₁ + r₂)
(2/3). μ W (r₁ + r₂)
(1/2). μ W [(r₁³ - r₂³)/(r₁² - r₂²)]
(2/3). μ W [(r₁³ - r₂³)/(r₁² - r₂²)]
- Ball and a Socket forms a
- Which of the following disciplines provides study of inertia forces arising from the combined effect…
- In a steam engine, the earlier cut-off with a simple slide valve may be obtained by increasing the steam…
- Which gear is used for connecting two coplanar and intersecting shafts?
- A system in dynamic balance implies that
- ________ is an inversion of Double slider crank chain.
- The static friction
- A rigid body possesses ________degrees of freedom
- The partial balancing means
- In automobiles the power is transmitted from gear box to differential through
- Tangential acceleration direction is
- When the particles of a body moves perpendicular to its axis, then the body is said to have
- In a disc clutch, if there are n₁ number of discs on the driving shaft and n₂ number of…
- Which of the following is used to control the speed variations of the engine caused by the fluctuations…
- The angle of inclination of the plane, at which the body begins to move down the plane is called
- Which of the following mechanisms produces mathematically an exact straight line motion?
- For fluctuating loads, well suited bearing is
- In a ball bearing, ball and bearing forms a
- The direction of Coriolis component of acceleration is the direction
- The maximum fluctuation of energy is the
- The secondary unbalanced force due to inertia of reciprocating parts in a reciprocating engine is given…
- In a drag link quick return mechanism, the shortest link is always fixed. The sum of the shortest and…
- The condition for correct steering of a Davis steering gear is (where α = Angle of inclination…
- When the speed of the engine fluctuates continuously above and below the mean speed, the governor is…
- The instantaneous centre of a rigid thin disc rolling on a plane rigid surface is located at
- The power of a Porter governor is equal to
- In full depth involute system, the smallest number of teeth in a pinion which meshes with rack without…
- In higher pair, the relative motion is
- The ratio of maximum fluctuation of energy to the workdone per cycle is called
- For S.H.M. cam, the acceleration of the follower at the ends of the stroke and aimed stroke respectively,…