Q. The example of completely constrained motion is a

View solution

Q. In involute gears, the pressure angle is

View solution

Q. A shaft carrying three rotors will have

View solution

Q. Which of the following is used to control the speed variations of the engine caused by the fluctuations of the engine turning moment?

View solution

Q. The ratio of driving tensions for rope drive is same as that of V-belt drive.

View solution

Q. A Hartnell governor is a

View solution

Q. Frequency of vibrations is usually expressed in

View solution

Q. The relation between number of pairs (p) forming a kinematic chain and the number of links (l) is

View solution

Q. The ratio of the number of teeth to the pitch circle diameter in millimetres, is called

View solution

Q. The ratio of the pitch circle diameter in millimetres to the number of teeth, is called circular pitch.

View solution

Q. The rotating shafts tend to vibrate violently at whirling speeds because

View solution

Q. Which of the following is an inversion of a double slider crank chain?

View solution

Q. The unbalanced force due to revolving masses

View solution

Q. Which of the following statement is correct for gears ?

View solution

Q. In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and φ = Angle of friction)

View solution

Q. In order to facilitate starting of locomotive in any position, the cranks of a locomotive with two cylinders, are placed at

View solution

Q. The coriolis component of acceleration leads the sliding velocity by

View solution

Q. The length of a simple pendulum which gives the same frequency as the compound pendulum, is

View solution

Q. Which of the following is a spring controlled governor?

View solution

Q. The engine of an aeroplane rotates in clockwise direction when seen from the tail end and the aeroplane takes a turn to the right. The effect of gyroscopic couple on the aeroplane will be to dip the nose and raise the tail.

View solution