Tarzan tries to cross a river by swinging from one bank to the other on a vine that is 10.4 m long. his speed at the bottom of the swing, just as he clears the surface of the river, is 8.5 m/s. tarzan does not know that the vine has a breaking strength of 1.4 × 103 n. the acceleration of gravity is 9.81 m/s 2 . what is the largest mass tarzan can have and make it safely across the river? answer in units of kg.
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Which one of the following terms is used to indicate the natural tendency of an object to remain at rest or in motion at a constant speed along a straight line? velocity acceleration equilibrium force inertia
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A5 foot by 5 foot box culvert is buried 6 feet beneath the surface of the ground. a crosssection of this very long culvert (into and out of the page) is illustrated below. assume that the soil in which the culvert is buried has the following properties: jt = 120 pcf, w = 12%, ko = 0.50, ka = 0.33, and kp = 3.00. calculate the total horizontal force per unit length of culvert (fh) felt on one of the vertical faces of the culvert.
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Sunidhi made a study chart about changes in states of matter. which headings best complete the chart?
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Physics, 22.06.2019 23:00
Hunter’s velocity was 4.5 m/s. at the end of his race, his velocity was the same. which best describes his movement? his movement stopped. his acceleration is zero. his time was constant. his acceleration was positive.
Answers: 1
Tarzan tries to cross a river by swinging from one bank to the other on a vine that is 10.4 m long....
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