Q. The equation of free vibrations of a system is , Its natural frequency is

View solution

Q. When the primary direct crank of a reciprocating engine makes an angle of θ with the line of stroke, then the secondary direct crank will make an angle of __________ with the line of stroke.

View solution

Q. The frequency of oscillation of a compound pendulum is (where kG = Radius of gyration about the centroidal axis, and h = Distance between the point of suspension and C.G. of the body.)

View solution

Q. The relation between number of links (l) and number of joints (j) in a kinematic chain is

View solution

Q. Two heavy rotating masses are connected by shafts of lengths l1, l2 and l3 and the corresponding diameters are d1, d2 and d3. This system is reduced to a torsionally equivalent system having uniform diameter d = d1 of the shaft. The equivalent length of the shaft is

View solution

Q. The Klein's diagram is used when

View solution

Q. The minimum periodic time of a compound pendulum is

View solution

Q. An imaginary circle which by pure rolling action, gives the same motion as the actual gear, is called

View solution

Q. Which of the following statement is correct?

View solution

Q. A mechanism consisting of more than four links is called a compound mechanism.

View solution

Q. In a simple train of wheels, if the number of intermediate wheels is odd, the motion of the follower will be same as that of the driver.

View solution

Q. Which of the following is a pendulum type governor?

View solution

Q. The angle of inclination of the plane, at which the body begins to move down the plane is called

View solution

Q. The critical speed of a shaft with a disc supported in between is equal to the natural frequency of the system in

View solution

Q. The centre of gravity of a coupler link in a four bar mechanism will experience

View solution

Q. If the number of links in a mechanism are equal to l, then the number of possible inversions are equal to

View solution

Q. Effort of a governor is the

View solution

Q. The pressure angle for involute gears depends upon the size of teeth.

View solution

Q. The maximum displacement of a body, from its mean position is called amplitude.

View solution

Q. In a reciprocating steam engine, when the crank has turned from inner dead centre through an angle θ, the angular velocity of the connecting rod is given by

View solution