the input force of a third class lever is 5 cm away from the fulcrum. the output force is 20 cm away from the fulcrum. what is the ideal mechanical advantage of the lever

Working your body harder than usual in order to improve how it functions is formally referred to as progression specificity overload reversibility

What kinds of birds visits you a feeder at different times a year

A 9-hp (shaft) pump is used to raise water to an elevation of 15 m. If the mechanical efficiency of the pump is 82 percent, determine the maximum volume flow rate of water. Take the density of water to be rho = 1000 kg/m3.

The work of Subrahmanyan Chandrasekhar is likely to have been most influenced by the work of which of the following scientists? A. Albert Einstein B. Edwin Hubble C. Marie Sklodowska-Curie D. Lord Kelvin

Which of the following statements about protostars is true? A) Protostars do not always become stars. B) Protostars never become stars. C) Scientists do not yet know if protostars ever become stars. D) Protostars always become stars.

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.