Find the oscillation amplitude
A 2.0 m-long string vibrates at its second-harmonic frequency with a maximum amplitude of 1.5cm . One end of the string is at x =0cm . Find the oscillation amplitude at X=10, 20,30,40,50,60.
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A firefighter with a weight of 673 N slides down a vertical pole with an acceleration of 3.05 m/s2, directed downward. What are the magnitudes and directions (choose the positive direction up) of the vertical forces (a) on the firefighter from the
A sample survey at a super market showed that 204 of 300 shoppers regularly use coupons. Use the large- sample confidence-inteval formula to construct a 95% confidence interval for the corresponding true proportion.
Anderson co on sept 1, 2006 signed a one year 8%interest bearing note payable for $50,000. assuming they maintainits books on a calendar year basis. the amount of interest expensethat should be reported in 2007 income statement for this note would
A given motorcycle has a mass of 235 kg. When driven in a circular pah with a radius of 25.0 m, the centripetal force generated is 1850 N. If the mass of the biker is 72 kg, what is the tangential speed of the motorcycle and biker?
Accompanying the bank statement was a credit memorandum for ashort-term note collected by the bank for the customer. What adjustment is required in the depositor's accounts?
Construct a 95% confidence interval for the difference between the true proportions of men and women who buy souvenirs at this tourist attraction.
Two charges q1= +3x10^-6 and q2 = -6x10^-6 C are placed along the x axis at orgin and 1.2m respectively, b) What would be the electric potential energy of a third charge of q= +12 x 10^-6
How significant are the result? What is the best estimate of the p-value for the result of this hypothesis test ? Calculate a 95% confidence interval and interpret the results.
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