How various beats per second are heard

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Q. A uniform 30-lb beam 10ft. long is carried by two men A and B, one at each end of the beam. (a) If A exerts a force 25-lb, where must a load of 50-lb.be placed on the beam? (b) What force does B exert?

Q. When two tuning forks of 146 Hz and 161 Hz, respectively, are sounded simultaneously, how many beats per second are heard?

Reference no: EM1359784

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How various beats per second are heard : When two tuning forks of 146Hz and 161Hz, respectively, are sounded simultaneously, how many beats per second are heard.

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