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Which of the following is false statement in respect of differences between machine and structure | |
A. | Machines transmit mechanical work, whereas structures transmit forces [Wrong Answer] |
B. | In machines, relative motion exists be-tween its members, whereas same does hot exist in case of structures [Wrong Answer] |
C. | Machines modify movement and work, whereas structures modify forces [Wrong Answer] |
D. | Efficiency of machines as well as structures is below 100% [Correct Answer] |
E. | Machines are run by electric motors, but structures are not. [Wrong Answer] |