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The rightmost image of the hoop from Question 10 shows the hoop with its center located at O. Is there a friction force acting at point C (the point in contact with the ground)? If so: – is it static or kinetic friction? – in what direction does it act? Explain your answers to any/all of these questions.

Which physical quantities, if any, are conserved in an elastic collision between two objects with masses m1 and m2? List them below or specify that none are conserved.

What is the normal duration of a mechanic with airframe and/or powerplant ratings?

Who is responsible for making the entry in the maintenance records after an annual, 100 hour, or progressive inspection?

Certificated mechanics with a powerplant rating may perform

How long does the holder of a certificate issued under 14 CFR part 65 have to notify the FAA after any change in permanent mailing address?

An aircraft owner was provided a list of discrepancies on an aircraft that was not approved for return to service after an annual inspection. Which of the following statements is/are true concerning who may correct the discrepancies? 1. Only a mechanic with an inspection authorization.2. An appropriately rated mechanic.3. Any certificated repair station.

Primary responsibility for compliance with Airworthiness Directives lies with the

Who is responsible for determining that materials used in aircraft maintenance and repair are of the proper type and conform to the appropriate standards?

An aircraft that is due an annual inspection may be flown