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A seated musician plays a C4 note at 262 Hz. How long does it take...

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Introduction: Physics Wave Problem help.
                        
More Details: A seated musician plays a C4 note at 262 Hz. How long does it take for 496 air pressure maxima to pass a stationary listener? (in seconds)
            
            You would like to express the air pressure oscillations at a point in space in the following form:
            P(t) = Pmax*cos(Bt)
            if t is measured in seconds, what value (and units) should the quantity B have?
            
            choice of units -- s, s^-1, radians, radians s^-1, m, ms^-1.
            
            
            note. I got the first part(1.89s). but I don't know how to figure out the second part. Please help.
asked 1 year ago by anonymous

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