Help Im really bad with zero force members ore bridge truss

Help! I\'m really bad with zero force members!

ore bridge truss shown in (Figure 1). Suppose that P 2.5 kN Submit Request Answer 3.5 kN. Part D Indicate all zero-force members Check all that apply. O BN CN CO DO EF EL GJ GP 1of1 KI. LM none 2 m Submit Previous A BCDEFGH X Incorrect: Try Again; 7 attempts remair Pa 8 @2 m-16 m Provide Feedback Type here to search

Solution

To find zero forces find sum forces about x and y axis at a joint. If only one member is there then it should be zero.

All zero force members

NB, NC, OD, OC, LE,JH, GJ.