Physics 9702/12 — May/June 2014
Cambridge AS Level · Multiple Choice (AS Level) · answer key with instant marking and worked solutions
40
questions
40
marks
60
minutes
Topics D.C. Circuits · Work, Energy and Power · Dynamics · Physical Quantities and Units · Waves · Electricity · +7 more
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Q11MPhysical Quantities and UnitsFree sample
The maximum theoretical power of a wind turbine is given by the equation
where is the density of air, is the area swept by the turbine blades, is the speed of the air and is a constant with no units.
What is the value of ?
Options
A
B
C
D
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