1
GATE ME 2001
MCQ (Single Correct Answer)
+2
-0.6
The sun gear in the figure is driven clockwise at 100 rpm. The ring gear is held stationary. For the number of teeth shown on the gears, the arm rotations at GATE ME 2001 Theory of Machines - Gears and Gear Trains Question 21 English
A
0 rpm
B
20 rpm
C
33.33 rpm
D
66.67 rpm
2
GATE ME 2001
Subjective
+5
-0
A spring mass $$-$$ dashpot system is shown in the figure. The spring stiffness is $$K,$$ mas is $$m$$, and the viscous damping coefficient is $$c$$. The system is subjected to a force $$\,{F_0}\cos \omega t\,\,$$ as shown. Write the equations of motion which are needed to determine $$x.$$ (No need to determined $$x.$$) GATE ME 2001 Theory of Machines - Vibrations Question 8 English
3
GATE ME 2001
MCQ (Single Correct Answer)
+2
-0.6
The assembly shown in the figure is composed of two massless rods of length $$l$$ with two particles, each of mass $$m$$. The natural frequency of this assembly for small oscillations is GATE ME 2001 Theory of Machines - Vibrations Question 47 English
A
$$\sqrt {g/\ell } $$
B
$$\sqrt {2g/\left( {\ell \cos \alpha } \right)} $$
C
$$\sqrt {g/\left( {\ell \cos \alpha } \right)} $$
D
$$\sqrt {\left( {g\cos \alpha } \right)/\ell } $$
4
GATE ME 2001
MCQ (Single Correct Answer)
+1
-0.3
In the figure shown, the spring deflects by $$\delta $$ to position A ( the equilibrium position) when a mass $$m$$ is kept on it. During free vibration, the mass is at position $$B$$ at some instant. The change in potential energy of the spring mass system from position $$A$$ to position $$B$$ is GATE ME 2001 Theory of Machines - Vibrations Question 68 English
A
$${1 \over 2}k{x^2}$$
B
$${1 \over 2}k{x^2} - mgx$$
C
$${1 \over 2}k{\left( {x + \delta } \right)^2}$$
D
$${1 \over 2}k{x^2} + mgx$$
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