IP = M1r1^2 + M2r2^2 + M3r3^2
IP = (1)(0)^2 + (2)(1)^2 + (3) (2)^2
= 14 Kg/m^2
Iq = M1r1^2 + M2r2^2 + M3r3^2
Iq = (1)(1)^2 + (2)(0)^2 + (3) (1)^2
= 4 Kg/m^2
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a) poros P
b) poros Q
Pembahasan
a) poros P
IP = M1r1^2 + M2r2^2 + M3r3^2
IP = (1)(0)^2 + (2)(1)^2 + (3) (2)^2
= 14 Kg/m^2
b) poros Q
Iq = M1r1^2 + M2r2^2 + M3r3^2
Iq = (1)(1)^2 + (2)(0)^2 + (3) (1)^2
= 4 Kg/m^2