An automotive engine weighing 240 kg is supported on four springs with – McqOptions

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1.	An automotive engine weighing 240 kg is supported on four springs with linear characteristics. Each of the front two springs have a stiffness of 16MN/m while the stiffness of each rear spring is 32MN/m. The engine speed (in rpm), at which resonance is likely to occur, is
A.	6040
B.	3020
C.	1424
D.	955
Answer» B. 3020

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