R (4) A rectangle has three circles inside
18 cm
James says that you cant work out the
circumference of one of the circles because you do
not have the diameter or radius. Is he correct?
Justify your answer.

Aci is desired for the true average stray-load loss μ (watts) for a certain type of induction motor when the line current is held at 10 amps for a speed of 1500 rpm. assume that stray-load loss is normally distributed with σ = 2.3. (round your answers to two decimal places.)