Category: Physics

Can I use a second power supply for graphics card? tl;dr: is it safe to run 2 PSUs on one system? Yes, but you need to turn both of them on at the same time and bridge the GPU power supply. You can also get/make a connector so both PSUs get their POWER_OK (turn on) […]

What is the impact of desertification? Desertification affects topsoil, groundwater reserves, surface runoff, human, animal, and plant populations. Water scarcity in drylands limits the production of wood, crops, forage, and other services that ecosystems provide to our community. How can you prevent erosion? You can reduce soil erosion by: Maintaining a healthy, perennial plant cover. […]

What is the 3 laws of motion? In the first law, an object will not change its motion unless a force acts on it. In the second law, the force on an object is equal to its mass times its acceleration. In the third law, when two objects interact, they apply forces to each other […]

What is the negative of a number is called? The negative version of a positive number is referred to as its negation. For example, −3 is the negation of the positive number 3. The sum of a number and its negation is equal to zero: 3 + (−3) = 0. What are the 10 negative […]

What is the wavelength of a sound wave? For sound waves in air, the speed of sound is 343 m/s (at room temperature and atmospheric pressure). The wavelengths of sound frequencies audible to the human ear (20 Hz–20 kHz) are thus between approximately 17 m and 17 mm, respectively. What is the correct order of […]

How far can you run conduit without a box? You can go as many feet as you want.. the code only restricts the number of bends between boxes or fittings like a LB to (360) degrees.. What is the maximum adapter bends for everyone run or tubing? It is impractical, and prohibited by wiring regulations, […]

Which process is known as onion peeling? Exfoliation is type of mechanical weathering, it is also known as onion weathering. The exfoliation refers to peeling off concentric shells of rocks due to combined actions of heat and wind in hot arid and semi-arid regions and monsoon lands. What is the onion skin? Onionskin or onion […]

Why is it important to know the use of laboratory tools and equipment give at least two reasons? Science can be fun but it can also be dangerous because you can be working with any kind of objects, chemicals, or minerals that may be able to harm you or someone else. You must know your […]

Are gold bars a good investment? Although the price of gold can be volatile in the short term, it has always maintained its value over the long term. Through the years, it has served as a hedge against inflation and the erosion of major currencies, and thus is an investment well worth considering. What is […]

Does Homework make you depressed? According to a study by Stanford University, 56 per cent of students considered homework a primary source of stress. Too much homework can result in lack of sleep, headaches, exhaustion and weight loss. Excessive homework can also result in poor eating habits, with families choosing fast food as a faster […]