The Bifilar suspension method is used to determine__________________?

A. leads the sliding velocity vector by 90°
B. lags the sliding velocity vector by 90°
C. is along the sliding velocity vector
D. leads the sliding velocity vector by 180°
E. none of the above

A. lower pair
B. higher pair
C. open pair
D. close pair
E. cam pair

A. D1/D2
B. D2/D1
C. D1-D2.
D. D1
E. D1+D2

A. the mass of two are same
B. e.g. of two coincides
C. M.I. of two about an axis through e.g. is equal
D. all of the above
E. none of the above

A. for changing the direction of motion of the belt
B. for applying tension
C. for increasing -velocity ratio
D. all of the above
E. none of the above

A. gyroscope
B. pantograph
C. valve and valve gears
D. generated straight line motions
E. all of the above