Physics, asked by bhankare2008, 4 months ago

A body of mass 0.4 kg is tied to a string 1m long and whirled in a horizontal circle with a speed of 2 m per s find tension in the string and maximum speed with which the body can be whirled if the breaking strength of the string is 10 kg- wt​

Answers

Answered by divyacho
5

Answer:

Given : mass , m = 0.4 kg

Radius , r = 1 m

g=9.8m/s2

Minimum speed required at lowermost point is

vmin=5gr−−−√=5×9.8×1−−−−−−−−−√=7 m/s .

Explanation:

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