A disturbing mass m₁ attached to the rotating shaft may be balanced by a single mass m₂ attached in the same plane of rotation as that of m₁, such that (where r₁ and r₂ are the radii of rotation of m₁ and m₂ respectively)
m₁r₂ = m₂r₁
m₁r₁ = m₂r₂
m₁m₂ = r₁r₂
None of these
- Sensitiveness of the governor is defined as the ratio of the
- Transmission angle is the angle between
- The lower pair is a
- In a differential band brake as shown in the below figure, the drum rotates anticlockwise and the greater…
- Torsional vibrations are said to occur when the particles of a body moves
- In a cam drive with uniform velocity follower, the sharp corners of the displacement diagram are rounded…
- The partial balancing of reciprocating parts in locomotives produces
- The secondary unbalanced force is __________ the primary unbalanced force.
- Klein's construction can be used when
- A shaft carrying three rotors will have
- In its simplest form, a cam mechanism consists of following number of links
- The flank of the tooth is the surface of the tooth __________ the pitch surface.
- The periodic time of one oscillation for a simple pendulum is
- If ω/ωn is very high for a body vibrating under steady state vibrations, the phase angle for…
- The type of gears used to connect two non parallel and non intersecting shafts is
- The frictional torque transmitted in a truncated conical pivot bearing, considering uniform wear, is
- The fundamental equation for correct steering is (where φ and α = Angle through which the…
- The example of higher pair is
- A shaft carrying two rotors at its ends will have
- Which of the following disciplines provides study of relative motion between the parts of a machine?
- A slider crank chain consists of following numbers of turning and sliding pairs
- An automobile steering gear is an example of
- Which type of gearing is used in steering system of an automobile?
- Inertia force acts
- A shaft has an attached disc at the centre of its length. The disc has its centre of gravity located…
- The height of a Watt's governor (in metres) is equal to (where N = Speed of the arm and ball about the…
- In a mechanism, the fixed instantaneous centres are those centres which
- Angle of ascent of cam is defined as the angle
- The lead screw of a lathe with nut forms a
- A mechanism __________ for transmitting or transforming motion.