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A boat is traveling along a circular path having a radius of 20 m. Determine the magnitude of the boats acceleration if at a given instant the boats speed is v = 5 m/s and the rate of increase in speed is v = 2 m/s2.
Ans) a2=(0.20)2+22
a2=0.04+4
a=2.009
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In order to deposit films of the alloy YBa2Cu3, the metals Y, Ba, and Cu are evaporated from three point sources. The latter are situated at the corners of an equilateral triangle
answer=√((52/20)2+22)
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