Multiple choice

A simply supported beam PQ is loaded by a moment of 1 kN-m at the mid-span of the beam as shown in the figure. The reaction forces P R and Q R at supports P and Q respectively are

  1. 1 kN downward, 1 kN upward

  2. 0.5 kN upward, 0.5 kN downward

  3. 0.5 kN downward, 0.5 kN upward

  4. 1 kN upward, 1 kN upward
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