Laying a piece of plywood flat on the ground provides beneficial hiding cover for:
a. Reptiles and amphibians c. Insects and fish
b. Mammals and amphibians d. Reptiles and mammals
A
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PROBLEM 3.14 In order to reduce the total mass of the assembly of Prob. 3.13, a new design is being considered in which the diameter of shaft BC will be smaller. Determine the smallest diameter of shaft BC for which the maximum value of the shearing stress in the assembly will not be increased. PROBLEM 3.13 Under normal operating conditions, the electric motor exerts a torque of 2.4 kN ? m on shaft AB. Knowing that each shaft is solid, determine the maximum shearing stress in (a) shaft AB, (b) shaft BC, (c) shaft CD.
The red brake warning light is on. Technician A says to perform a test drive to see how the brakes work. Technician B says to perform a thorough visual inspection. Which technician is correct?
A) Technician A only B) Technician B only C) Both Technicians A and B D) Neither Technician A nor B
Technician A says that during the coupling phase, the impeller and turbine should be turning within 10% of the same speed. Technician B says that the only time that the impeller and turbine turn at exactly the same speed is when the lock-up clutch is engaged. Who is correct?
A. Technician A B. Technician B C. Both Technician A and B D. Neither Technician A nor B
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