The acceleration of the particle moving with simple harmonic motion is _________ at the mean position. None of these Zero Maximum Minimum TRUE ANSWER : ? YOUR ANSWER : ?
The transmissibility, for all values of damping factor, will be less than unity, if ω/ωn is Equal to 2 Greater than 2 Equal to 1 Less than 2 TRUE ANSWER : ? YOUR ANSWER : ?
The equation of motion for a vibrating system with viscous damping is (d²x/dt²) + (c/m).(dx/dt) + (s/m).x = 0, if the roots of the equation are __________ then the system will be under damped. Equal None of these Real Complex conjugate TRUE ANSWER : ? YOUR ANSWER : ?
A disturbing mass m₁ attached to the rotating shaft may be balanced by a single mass m₂ attached in the same plane of rotation as that of m₁, such that (where r₁ and r₂ are the radii of rotation of m₁ and m₂ respectively) m₁ r₁ = m₂ r₂ m₁ r₂ = m₂ r₁ None of these m₁ m₂ = r₁ r₂ TRUE ANSWER : ? YOUR ANSWER : ?
The Coriolis component of acceleration leads the sliding velocity by 90° 45° 180° 135° TRUE ANSWER : ? YOUR ANSWER : ?
Sensitiveness of the governor is defined as the ratio of the Difference of the maximum and minimum equilibrium speeds to the mean speed Mean speed to the minimum equilibrium speed Mean speed to the maximum equilibrium speed Sum of the maximum and minimum equilibrium speeds to the mean speed TRUE ANSWER : ? YOUR ANSWER : ?
The maximum or minimum value of the swaying couple is ± a (1 - c) m.ω².r ± 2a (1 - c) m.ω².r ± (a/√2) (1 - c) m.ω².r ± c.m.ω².r TRUE ANSWER : ? YOUR ANSWER : ?
If the number of links in a mechanism is equal to l, then the numbers of possible inversions are equal to l - 2 l - 1 l + 1 l TRUE ANSWER : ? YOUR ANSWER : ?
The Coriolis component of acceleration exists whenever a point moves along a path that has Tangential acceleration Rotational motion Gravitational acceleration Linear displacement TRUE ANSWER : ? YOUR ANSWER : ?
The Whitworth quick return motion mechanism is formed in a slider crank chain when the Coupler link is fixed Smallest link is a fixed link Slider is a fixed link Longest link is a fixed link TRUE ANSWER : ? YOUR ANSWER : ?