Q. In a steam engine, the distance by which the outer edge of the D-slide valve overlaps the steam port is called

View solution

Q. In steady state forced vibrations, the amplitude of vibrations at resonance is __________ damping coefficient.

View solution

Q. A body in motion will be subjected to coriolis acceleration when that body is

View solution

Q. The rolling of a complete ship side-ways is known as pitching of a ship.

View solution

Q. The frictional torque transmitted by a disc or plate clutch is same as that of

View solution

Q. In a disc clutch, if there are n1 number of discs on the driving shaft and n2 number of discs on the driven shaft, then the number of pairs of contact surfaces will be

View solution

Q. The power of a Porter governor is equal to

View solution

Q. The effect of swaying couple in a locomotive is resisted by the side pressure between the flanges of the tyres of the wheel and the inside of the rails.

View solution

Q. The Klein's diagram is useful to find

View solution

Q. The equation of motion for a single degree of freedom system with viscous damping is . The damping ratio of the system is

View solution

Q. In a mechanism, the fixed instantaneous centres are those centres which

View solution

Q. Which of the following statements regarding laws governing the friction between dry surfaces are correct?

View solution

Q. The frictional torque transmitted in a conical pivot bearing, considering uniform wear, is

View solution

Q. A combination of kinematic pairs, joined in such a way that the relative motion between the links is completely constrained, is called a

View solution

Q. A link or element need not to be a rigid body, but it must be a resistant body.

View solution

Q. The velocity of the belt for maximum power is (where m = Mass of the belt in kg per metre length)

View solution

Q. In a band and block brake, the ratio of tensions on tight side and slack side of the band is (where μ = Coefficient of friction between the blocks and the drum, θ = Semi-angle of each block subtending at the centre of drum, and n = Number of blocks)

View solution

Q. When there is a reduction in amplitude over every cycle of vibration, then the body is said to have

View solution

Q. In full depth involute system, the smallest number of teeth in a pinion which meshes with rack without interference is

View solution

Q. A system in dynamic balance implies that

View solution