The angles are labelled with capital letters. The opposite sides are labelled with lower case letters. Notice that an angle and its opposite side are the same letter. The sine rule is: \(\frac{a}{\sin ...

Cosine and sine of an angle θ are defined to be the x and y-coordinates of the point P on the unit circle with the property that the line from O to P makes and angle θ with the positve x-axis. cos(θ) ...

An important step in designing with sine-driven brushless dc motors is choosing the alignment process and engineering around its shortcomings. David Fleming, Director of Power Engineering, Qualmag Inc ...

Forbes contributors publish independent expert analyses and insights. I write about mathematics and its applications Except that it is, once you know what to look for, but to get there we have to take ...