1
GATE ME 2008
MCQ (Single Correct Answer)
+2
-0.6
Consider a truss $$PQR$$ loaded at $$P$$ with a force $$F$$ as shown in the figure. The tension in the member $$QR$$ is GATE ME 2008 Engineering Mechanics - Engineering Mechanics Static and Dynamics Question 1 English
A
$$0.5$$ $$F$$
B
$$0.63$$ $$F$$
C
$$0.73$$ $$F$$
D
$$0.87$$ $$F$$
2
GATE ME 2008
MCQ (Single Correct Answer)
+2
-0.6
A circular disk of radius $$'R'$$ rolls without slipping at a velocity $$v$$. The magnitude of the velocity at point $$'P'$$ (see figure) is GATE ME 2008 Engineering Mechanics - Engineering Mechanics Static and Dynamics Question 2 English
A
$$\sqrt 3 \,\,V$$
B
$${{\sqrt 3 V} \over 2}$$
C
$${V \over 2}$$
D
$${{2V} \over {\sqrt 3 }}$$
3
GATE ME 2008
MCQ (Single Correct Answer)
+2
-0.6
A journal bearing has a shaft diameter of $$40$$ $$mm$$ and a length of $$40mm.$$ The shaft is rotating at $$20$$ $$rad/s$$ and the viscosity of the lubricant is $$20$$ $$mPa$$-$$s$$. The clearance is $$0.020$$ $$mm.$$ The loss of torque due to the viscosity of the lubricant is approximately:
A
$$0.040$$ $$Nm$$
B
$$0.252$$ $$Nm$$
C
$$0.400$$ $$Nm$$
D
$$0.652$$ $$Nm$$
4
GATE ME 2008
MCQ (Single Correct Answer)
+2
-0.6
A cubic block of side $$'L'$$ and mass $$'M'$$ is dragged over an oil film across table by a string connects to a hanging block of mass $$'m'$$ as shown is fig. The Newtonian oil film of thickness $$'h'$$ has dynamic viscosity $$'\mu '$$ and the flow condition is laminar. The acceleration due to gravity is $$'g'.$$ The steady state velocity $$'v'$$ of block is : GATE ME 2008 Fluid Mechanics - Fluid Properties Question 1 English
A
$${{M\,g\,h} \over {\mu {L^2}}}$$
B
$${{M\,g\,h} \over \mu }$$
C
$${{m\,g\,h} \over {\mu {L^2}}}$$
D
$${{m\,g\,h} \over \mu }$$
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