Problem 4: The figure shows a cross section of three long, straight, and parallel current-carrying …

Problem 4: The figure shows a cross section of three long, straight, and parallel current-carrying wires. Notice that we are using the common convention that crosses denote vectors pointing into the page and dots denote vectors coming out of the page. A 5.00 A 8 9 8 8 B 10.0 A /–10.0 cm_ | 20.0 A Othcexpertta.COm Part (a) Find the magnitude of the force per unit length in newtons per meter on wire A: FA Grade Summary Deductions 090 Potential 10090 Sin() cos() tan() cotan() asin() acos() atan() acoran() sinh() cosh() tanh() cotanh() Degrees Radians HOME Submissions Attempts remaining: 50 per attempt) detailed view I5 1 | 2 FY BACKSPACE CLEAR Submit Hint Feedback Give Up! Hints: 090 deduction per hint. Hints remaining: 2 Feedback: 100 deduction per feedback. Part (b) Find the direction of the force for wire A. Measure this angle counterclockwise in degrees from the positive x-axis.

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