ISRO Scientist or Engineer Mechanical 2006
For the following questions answer them individually
In the two - rotor system shown in the figure, $$(I_1 < I_2)$$, a node of vibration is situated
Polar moment of inertia $$(I_p)$$ of a circular disc is to be determined by suspending it by a wire and noting the frequency of oscillations (f)
A person walks up a stalled escalator in 90 seconds. When standing on the same escalator, now moving, he is carried up in 60 seconds. How much time would it take him to walk up the moving escalator?
A stone of mass m at the end of a string of length l is whirled in a vertical circle at a constant speed. The tension in the string will be maximum when the stone is
Speed of particl e executing simple harmonic motion with amplitude a is half of the maximum speed. At that instant , displacement of the particle is
Two satellites, of masses m and 2m, are on the same circular orbit around earth. If the velocity of the lighter satellite is $$v_0$$, what is the
velocity of the heavier satellite?
