Answer:
The minimum diameter is 1.344 in
Explanation:
The angular speed of the driveshaft is equal to:

Where
N = rotational speed of the driveshaft = 2900 rpm

The torque in the driveshaft is equal to:

Where
P = power transmitted by the driveshaft = 134 hp = 73700 lb*ft/s

The minimum diameter is equal to:

Where
T = shear stress = 6100 psi
τ = 242.68 lb*ft = 2912.16 lb*in

Answer:
b. Gain management responsibilities
Explanation:
When you receive a vertical promotion, you are more likely to Gain management responsibilities than when you receive a horizontal promotion.
C and B is the answer of the questions