A Design Project Requires You to Construct a Crane to Lift

question 40

Multiple Choice

A design project requires you to construct a crane to lift a maximum load of 5000 kg and with a maximum upward acceleration of 2 m/s².What size diameter steel cable should you use if the cable is to have a safety factor of 5?

• A)1.64 cm
• B)1.10 cm
• C)2.68 cm
• D)3.00 cm
• E)1.20 cm

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Definitions:

Present Value

The current evaluation of a future sum of money or chain of cash inflows, when calculated at an explicit rate of return.

Compounded Semiannually

Compounded Semiannually refers to the process of applying interest to both the initial principal and accumulated interest of a deposit or loan on a twice-yearly basis.

Present Value

The today's price of a future amount of money or streams of cash inflow, under a specified yield rate.

Compounded Monthly

Refers to the process of calculating interest where the accumulated interest is added to the principal sum at the end of each month, leading to "interest on interest."