1
GATE ME 2016 Set 2
+1
-0.3
For the brake shown in the figure, which one of the following is TRUE?
A
Self energizing for clockwise rotation of the drum
B
Self energizing for anti-clockwise rotation of the drum
C
Self energizing for rotation in either direction of the drum
D
Not of the self energizing type
2
GATE ME 2014 Set 2
Numerical
+1
-0
A disc clutch with a single friction surface has coefficient of friction equal to $$0.3.$$ The maximum pressure which can be imposed on the friction material is $$1.5$$ $$MPa.$$ The outer diameter of the clutch plate is $$200$$ $$mm$$ and its internal diameter is $$100$$ $$mm.$$ Assuming uniform wear theory for the clutch plate, the maximum torque (in $$N.m$$) that can be transmitted is ___________.
3
GATE ME 2008
+1
-0.3
A clutch has outer and inner diameters $$100mm$$ and $$40mm$$ respectively. Assuming a uniform pressure of $$2MPa$$ and coefficient of friction of inner material $$0.4,$$ the torque carrying capacity of the clutch is
A
$$148$$ $$Nm$$
B
$$196$$ $$Nm$$
C
$$372$$ $$Nm$$
D
$$490$$ $$Nm$$
4
GATE ME 2006
+1
-0.3
A disk clutch is required to transmit $$5$$ $$kW$$ at $$2000$$ $$rpm$$ the disk has a friction lining with Coefficient of friction equal to $$0.25.$$ Bore radius of friction lining is equal to $$25mm.$$ Assume uniform contact pressure of $$1MPa.$$ The value of outside radius of the friction lining is
A
$$39.4$$ $$mm$$
B
$$49.5$$ $$mm$$
C
$$97.9$$ $$mm$$
D
$$142.9$$ $$mm$$
GATE ME Subjects
EXAM MAP
Medical
NEET