Question

59: Power obtainable from wind is a function of
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Cube of the speed.
Square of the speed
Speed
None of these​

Answer 1

Answer:

A Speed Square (rafter square, rafter angle square, triangle square) is a triangular carpenters' marking out tool manufactured and sold by Swanson Tool Co., Inc. The Speed Square combines common functions of the combination square, try square, and framing square into one. Carpenters use it to make basic measurements and mark lines on dimensional lumber, and as a saw guide for short 45 and 90 degree cuts.