A transverse wave travelling along a string has a form y=0.3sin pi (0.5z-50t) : obtain the wave length, 1. wave number, frequency, period and phase velocity ?
2. find the max-transverse speed of any particle in the string. relate y=0.3sin pi (0.5z-50t) to y=asin(kz-wt) and y= acos(-kz-cot)

Lots of points: economics: a benefit, such as health insurance, paid vacation, or a retirement plan, that is received by an employee in addition to regular pay is known as a. a fringe benefit b. a pension c. a grievance d. workers’ compensation

Quick using the information in the graph, one might speculate that a) w. w.i created increased job opportunities in the u. s. b) the election of president hoover in 1936 caused unemployment to decline. c) the return of soldiers following w. w.ii caused unemployment to increase in the u. s. d) the new deal programs of president roosevelt created employment opportunities in the u. s.

Refers to the biological heritage people use to identify themselves.