Table I

Weight of Strut(AI rod) = 1.763kg L =0.565m

1 = 45	W1 =0.1496kg	L1 =0.317m
2 =0	W2 = 0.1505kg	L2 =0.518m
		L3 =0.420m

Tension Measured: Tension Calculated:4.552N

Table II

Weight of Strut(AI rod) = 0.1763kg L =0.565m

1 = 60	W1 =0.1496kg	L1 =0.317m
2 =20	W2 = 0.1505kg	L2 =0.557m
		L3 =0.413m

Tension Measured: Tension Calculated:3.769N

Table III

Weight of Strut(AI rod) = 1.763kg L =0.565m

1 = 35	W1 =0.1496kg	L1 =0.365m
2 =20	W2 = 0.1505kg	L2 =0.557m
		L3 =0.413m

Tension Measured: Tension Calculated:5.539N

Calculate the tension