3. Determine the most unfavorable arrangement of the crane loads and compute the maximum and minimum values of the designated quantities
by using their corresponding influence lines.
Compute bending moment (Mc)mar, shears (Qc)mar and (Qc)min of the
beam shown in the figure.
82KN
82KN 82KN 82KN
3.5m 11.5m 3.5m
B
C
3m to
6m

Aplate clutch has a single pair of mating friction surfaces 250-mm od by 175-mm id. the mean value of the coefficient of friction is 0.30, and the actuating force is 4 kn. a) find the maximum pressure and the torque capacity using the uniform-wear model. b) find the maximum pressure and the torque capacity using the uniform-pressure model.