1
GATE ME 2011
+2
-0.6
For the four - bar linkage shown in the figure, the angular velocity of link AB is $$1$$ rad/s. The length of link CD is $$1.5$$ times the length of link $$AB$$. In the configuration shown, the angular velocity of link CD in rad/s is
A
$$3$$
B
$${3 \over 2}$$
C
$$1$$
D
$${2 \over 3}$$
2
GATE ME 2010
+2
-0.6
For the configuration shown, the angular velocity of link AB is $$10$$ rad/s counterclockwise. The magnitude of the relative sliding velocity (in ms-1) of slider B with respect to rigid link CD is
A
$$0$$
B
$$0.86$$
C
$$1.25$$
D
$$2.50$$
3
GATE ME 2009
+2
-0.6
Match the approaches given below to perform stated kinematics/dynamics analysis of machine

Analysis
$$P.$$ Continuous relative rotation
$$Q.$$ Velocity and acceleration
$$R.$$ Mobility
$$S.$$ Dynamic - static analysis

Approach
$$1.$$ D' Alembert's principal
$$2.$$ Grubler's criterion
$$3.$$ Grashoff's law
$$4.$$ Kennedy's theorem

A
$$P = 1,Q = 2,R = 3,S = 4$$
B
$$P = 3,Q = 4,R = 2,S = 1$$
C
$$P = 2,Q = 3,R = 4,S = 1$$
D
$$P = 4,Q = 2,R = 1,S = 3$$
4
GATE ME 2007
+2
-0.6
A quick return mechanism is shown in below. The crank OS is drive at $$2$$ rev/s in counter clockwise direction

If the quick return ratio is $$1:2$$, then the length of the crank in mm is

A
$$250$$
B
$$250\sqrt 3$$
C
$$500$$
D
$$500\sqrt 3$$
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