A Merry-Go-Round Has an Area of 300 M² and Spins

question 36

Multiple Choice

A merry-go-round has an area of 300 m² and spins at 2 rpm about a vertical axis at a place where the Earth's magnetic field is vertical and has a magnitude of 5 * 10^-5 T.The emf around the rim is:

• A)0 V
• B)0.5 mV
• C)3.1 mV
• D)15 mV
• E)190 mV

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Definitions:

Depreciation Method

An accounting technique used to allocate the cost of a tangible asset over its useful life.

Stand-Alone Principle

A method in capital budgeting where a project is evaluated based on its own profitability without considering the impact of other projects or financing methods.

Incremental Cash Flows

The additional cash inflows or outflows expected from taking on a new project or investment, essential for assessing its potential profitability.

Evaluation

The process of determining the significance, worth, or condition of something, typically through careful appraisal and study.