If Congress engages in contractionary fiscal policy, we can expect that

the short-run Phillips curve will shift left.
the short-run Phillips curve will shift right.
the long-run Phillips curve will shift right.
there will be a movement to the right along the short-run Phillips curve.
there will be a movement to the left along the short-run Phillips curve.

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.