(a) Suppose that a person has an average heart rate of 72.0 beats/min. How many beats does he or she have in 2.0 y? (b) In 2.00 y? (c) In 2.000 y?

sciencekistudyy September 27, 2022

The lever is attached to the shaft A using a key that has a width d and length of 21 mm If the shaft is fixed and a vertical force of 200 N is applied perpendicular to the handle, determine the dimension d if the allowable shear stress for the key is t = 34 MPa