The approximate straight line mechanism is a
Four bar linkage
6 bar linkage
8 bar linkage
3 bar linkage
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- The Ackermann steering mechanism is preferred to the Davis type in automobiles because
- In a rigid link OA, velocity of A w.r.t. O will be
- In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and…
- Which of the following has sliding motion?
- Klein's construction can be used to determine acceleration of various parts when the crank is at
- The efficiency of a screw jack is maximum, when (where α = Helix angle, and φ = Angle of friction)
- The pressure angle of a cam is the angle between the direction of the follower motion and a normal to…
- Torsional vibrations are said to occur when the particles of a body moves
- The velocity of sliding of meshing gear teeth is (Where ω₁ and ω₂ are angular…
- The rotor of a ship rotates in clockwise direction when viewed from stern and the ship takes a left…
- The centre of percussion is below the centre of gravity of the body and is at a distance equal to
- Whirling speed of the shaft is the speed at which
- Critical damping is a function of
- The maximum fluctuation of energy is the
- A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure,…
- Klein's construction gives a graphic construction for
- In order to double the period of a simple pendulum, the length of the string should be
- In a gear having involute teeth, the normal to the involute is a tangent to the
- A rotary internal combustion engine has __________ cylinders.
- The equation of motion for a vibrating system with viscous damping is (d²x/dt²) + (c/m).(dx/dt)…
- In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance…
- In a Hartnell governor, if a spring of greater stiffness is used, then the governor will be
- The frictional torque transmitted in a flat collar bearing, considering uniform pressure, is (where…
- Hammer blow
- The stress induced in a body will be shear stress, when it is subjected to
- The Klein's diagram is used when
- The rotating shafts tend to vibrate violently at whirling speeds because
- Which of the following is a pendulum type governor?
- The relation between number of links (l) and number of joints (j) in a kinematic chain is
- The mechanism in which two are turning pairs and two are sliding pairs, is called a