How To Illuminate A Pond?

You can light up a pond in a lot of different ways. You have to find the right balance by using the right lights in the right places. If you don’t, you’ll end up with a pond that is hard to see or a beacon for planes that fly low. Also, you might end up … Read more

Why Do Lightbulbs Keep Blowing?

Of course, we all use lightbulbs on a daily basis. Lightbulbs that keep blowing are not only inconvenient but also dangerous. If your lightbulbs keep blowing, it’s time to investigate the source of the problem. Then, if there are symptoms of deeper electrical difficulties, do some investigating and possibly call a certified electrician. The Most … Read more

Can you cut LED light strips?

Whether you want to brighten your kitchen cabinets or backlight your TV, LED strip lights have a solution for everything. LED strips are popular because of their versatility. They are made up of a sequence of LED emitters mounted on a small, flexible circuit board. There is just one reason to be concerned. The majority … Read more

Can you charge solar light batteries in a charger?

How can you charge your solar battery without a sun? Do you need a special charger for solar batteries? Or Can you charge solar light batteries in a charger? Yes, you can charge solar light batteries with a battery charger. Actually, you can charge any rechargeable battery with an alternate source. Solar batteries are just … Read more

Why should you stop using fluorescent tubes?

In the past, fluorescent tubes were good alternatives to incandescent lamps and halogens. But they have many disadvantages: They start slowly, flicker, make noises, have a short service life, and high energy consumption. That is why it is worth switching to LED. LEDs are not only much more efficient, but they also last up to … Read more

(Solved) How many photons are contained in a flash of green light (525 nm) that contains 189 kJ of energy?

How many photons are contained in a flash of green light (525 nm) that contains 189 kj of energy? give your answer to 2 significant figures and in scientific notation. (1) 4.99×10^23(2) 7.99×10^30(3) 5.67×10^23(4) 1.25×10^31(5) 3.75×10^23 = 4.99e23 Photons Explanation: We know, c = f λ (Equation 1) Here, c = speed of light (m/s) … Read more