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# The maximum positive bending moment in a fixed beam of span 8m and subjected to a central point load of 120 kN is (in kN-m)a)240b)120c)80d)None of theseCorrect answer is option 'B'. Can you explain this answer? Related Test: Strength Of Materials 1 MCQ

## Civil Engineering (CE) Question

Mohammed Ashique answered Nov 14, 2018
Bending moment at centre of the span = (W×L)/4 ie (120 kn × 8 m )/4 = 240 kn-m. Since the load acting in the middle of span. Hence the load will be equally distributed at both endsTherefore max bending moment in fixed beam = 240 kn-m / 2= 120 kn-m .

Wl/8 = 120x8/8. = 120

Jalaluddin Mohd Akbar answered Mar 30, 2020
Bending moment at centre of the span
= (W×L)/4      ie (120 kn × 8 m )/4
= 240 kn-m.
Since the load acting in the middle of span. Hence the load will be equally distributed at both endsTherefore max bending moment in fixed beam
= 240 kn-m / 2= 120 kn-m .

Bending moment at centre of the span
= (W×L)/4      ie (120 kn × 8 m )/4
= 240 kn-m.
Since the load acting in the middle of span. Hence the load will be equally distributed at both endsTherefore max bending moment in fixed beam
= 240 kn-m / 2= 120 kn-m .