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1. |
HOW_IS_THE_LENGTH_OF_THE_SURFACE_CALCULATED_IN_CASE_OF_COUNTERCURRENT_SETTLING??$ |
A. | L<sub>p</sub>=wV<sub>Ɵ</sub>/ v cos Ɵ |
B. | L<sub>p</sub>=(V<sub>Ɵ</sub> – V sinƟ)/ v cos Ɵ |
C. | L<sub>p</sub>=w(V<sub>Ɵ</sub> – V sinƟ) |
D. | L<sub>p</sub>=w(V<sub>Ɵ</sub> – V sinƟ)/ v cos Ɵ |
Answer» E. | |