A 65 kg cyclist on a 15 kg bicycle starts from rest and increases his speed to 12 m/s in 20. s. a) What is the power output?

b) If the cyclist provided an average power of 400 W, what is the efficiency of the bicycle?

Why can blue light and yellow light combine to produce white light? question 17 options: they are both primary colors of light. they absorb each other's wavelengths. because blue, yellow, and white are primary colors. they are complementary colors of light.

In addition to gravity, what is the other predominant force that affects the motion of a pendulum?

The power exerted by a muscle is the product of the force exerted and the velocity of contraction. the area of which of these shaded regions represents the power exerted while a weight is lifted at maximum speed?