1
GATE ME 2000
+1
-0.3
The ratio of tension on the tight side to that on the slack side in a flat belt drive is
A
proportional to the product of coefficient of friction and lap angle.
B
an exponential function of the product of coefficient of friction and lap angle.
C
proportional to the lap angle
D
proportional to the coefficient of friction.
2
GATE ME 1998
+1
-0.3
A car moving with uniform acceleration covers 450 m in a 5 second interval, and covers 700 m in the next 5 second interval. The acceleration of the car is
A
7m/s2
B
50m/s2
C
25m/s2
D
10m/s2
3
GATE ME 1996
+1
-0.3
A ball A of mass m falls under gravity from a height h and strikes another ball B of mass m which supported at rest on a spring of stiffness k. Assume perfectly elastic impact. Immediately after the impact
A
the velocity of ball A is $${1 \over 2}\sqrt {2gh}$$
B
the velocity of ball A is zero
C
the velocity of both ball is $${1 \over 2}\sqrt {2gh}$$
D
None of the above
4
GATE ME 1996
+1
-0.3
A wheel of mass m and radius r is in accelerated rolling motion without slip under a steady axial torque $$T$$. If the coefficient of kinetic friction is $$\mu$$, the friction force from the ground on the wheel is
A
$$\mu$$mg
B
$$T$$/r
C
zero
D
none of the above
GATE ME Subjects
Engineering Mechanics
Machine Design
Strength of Materials
Heat Transfer
Production Engineering
Industrial Engineering
Turbo Machinery
Theory of Machines
Engineering Mathematics
Fluid Mechanics
Thermodynamics
General Aptitude
EXAM MAP
Joint Entrance Examination