Technician a says that a disc brake thickness variation of 0.0003″ (0.0076 mm) can cause brake pedal pulsations, requiring resurfacing or replacement of the brake rotors. technician b says that disc brake systems need higher clamping force, which requires a brake booster. who is correct?

The drive force for diffusion is 7 fick's first law can be used to solve the non-steady state diffusion. a)-true b)-false

Manometers are good examples of measuring instruments, nowadays they are not as common as before. a)-capacitive probe gauges b)-gravitational gauges deformation ) gauges d)-digital gauges

Assuming compressible flow of air and that the measurements are done at flagstaff a pitot static tube that gives the difference of total and static pressure measures 0.35 m of mercury. what is the velocity of air? assume the temperature to be 300k. (submit your excel or matlab calculation sheet)