Determine magnitude of the moment of forceF about the lineOB given thatF = 340 N,a = 295 mm,b = 640 mm,c = 320 mm. Express your answer in N-m rounded to the nearest tenths.
Extracted text: Determine magnitude of the moment of force F about the line OB given that F = 340 N, a = 295 mm, b = 640 mm, c = 320 mm. Express your answer in N-m rounded to the nearest tenths. ... a -y B