The maximum cumulative time that an emergency locator transmitter may be operated before the rechargeable battery must be recharged is

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The required preflight action relative to weather reports and fuel requirements is applicable to

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Portable electronic devices which may cause interference with the navigation or communication system may not be operated on U.S.-registered civil aircraft being operated

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A person with a Commercial Pilot certificate may act as pilot in command of an aircraft for compensation or hire, if that person

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