Asked by Cassie

Calculate the tension in a horizontal string that whirls a 1.9-kg toy in a circle of radius 2.3m when it moves at 2.8m/s on an icy surface.

Express your answer to two significant figures and include the appropriate units
Answered by Damon
m v^2/r = 1.9 (2.8)^2/2.3 Newtons
Answered by Anonymous
12.30 N
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