2. Technician A says that most wheel speed sensors are permanent magnet types.
Technician B says that a Hall-effect wheel
speed sensor is used in some ABS. Who is
right?
Technician A
Both A and B
b. Technician B
d. Neither A nor B
a.
C.

The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite

Line joining liquid phase with liquid and solid phase mixture is known as: a) liquidus b) solidus c) tie line d) none of the mentioned

Adouble-strand no. 60 roller chain is used to transmit power between a 13-tooth driving sprocket rotating at 300 rev/min and a 52-tooth driven sprocket. a) what is the allowable horsepower of this drive? b) estimate the center-to-center distance if the chain length is 82 pitches. c) estimate the torque and bending force on the driving shaft by the chain if the actual horsepower transmitted is 30 percent less than the corrected (allowable) power.