A simple beam AB with an overhang BC is loaded as shown in the figure. The bending moment at the midspan of AB is approximately:
(A) 8 kN?m
(B) 12 kN?m
(C) 17 kN?m
(D) 21 kN?m
(B) 12 kN?m
Physics & Space Science
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A rad is
A) a dosage of 2.58 × 10-4 C/kg. B) 10-2 J/kg. C) the SI unit of radioactivity ( = 1 decay/s). D) the SI unit of absorbed dose = 1 J/kg = 100 rad. E) 3.70 × 1010 decays/s in radium.
Physics & Space Science
Water boils in the mountains at
A) a higher temperature than at sea level. B) a lower temperature than at sea level. C) the same temperature as at sea level.
Physics & Space Science
The utilities always follow the practice of retiring fossil fuel electric generating plants at the end of their original lifetimes
What will be an ideal response?
Physics & Space Science
The spiral arms are made of bright stars belonging to Population ________
Fill in the blank(s) with correct word
Physics & Space Science