Railway line

The straight railway line has a gradient of 16 per mille. What is the size of the pitch angle?

Final Answer:

A =  0.9167 °

Step-by-step explanation:

p=16=100016=1252=0.016  tan A = p  A1=arctanp=arctan0.0160.016 rad  A=A1  °=A1 π180   °=0.016 π180   °=0.917  °=0.9167=0°55



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You need to know the following knowledge to solve this word math problem:

planimetrybasic operations and conceptsgoniometry and trigonometryUnits of physical quantitiesGrade of the word problem

 
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