Physics, 17.12.2021 19:40 ssalusso7914

2. A student uses spectacles of power + 1.5D. What is the type of defect in his eyes? Calculate the focal length of the lens used? Ans:

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 20:00, aa985960

Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? burning fossil fuels contributes to climate change. burning fossil fuels takes place inside expensive fuel cells. fossil fuels aren't widely available, but pure hydrogen is. fossil fuels are nonrenewable.

Answers: 1

continue

Physics, 21.06.2019 23:30, reggiegilbert1995

Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle

Answers: 1

continue

Physics, 22.06.2019 05:40, kkbrookly7496

Two polarizers are oriented at 40∘ to each other and plane-polarized light is incident on them. if only 16 percent of the light gets through both of them, what was the initial polarization direction of the incident light?

Answers: 2

continue

Physics, 22.06.2019 19:00, helpmegraduate40

1) what is the power in horsepower of a 100 watt light bulb? what is the power in kilowatts of a 200 horsepower engine? 2) if a cars engine is providing 3000 n of force to keep the car moving at 5 m/s, what is the engine’s effective power? 3) how many gallons of water will be pumped from a well 30 feet deep by a 1/2 hp engine in 1 minute? (1 gallon weighs 8.34 pounds)

Answers: 1

continue

You know the right answer?

2. A student uses spectacles of power + 1.5D. What is the type of defect in his eyes? Calculate the...