Which of the following is false statement in respect of differences between machine and structure___________________?

A. Machines modify movement and work, whereas structures modify forces

B. In machines, relative motion exists be-tween its members, whereas same does hot exist in case of structures

C. Efficiency of machines as well as structures is below 100%

D. Machines are run by electric motors, but structures are not

E. Machines transmit mechanical work, whereas structures transmit forces

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