Category: Physics

Do candlesticks show volume? The width of the volume candlestick represents volume that has been normalized to show its percentage of a “look back” period. For example, if you used a four-month lookback, then the width of each daily candlestick represents the day’s volume as a percentage of the four-month volume. How do you read […]

Is aluminum or stainless steel better for water bottles? The safest type of reusable water bottle to drink from is a high-quality stainless steel water bottle. In comparison, reusable stainless steel water bottles are better than plastic or aluminium. Stainless steel is a non-toxic material that doesn’t need a liner. Is stainless steel or aluminum […]

Which gear is used in differential? The ring gear is mounted on the carrier of the planetary chain that forms the differential. This hypoid gear is a bevel gear that changes the direction of the drive rotation. Why train has no differential? Anyways the differential cannot be applied to the train wheel because the right […]

What is glow discharge sputtering? Glow discharge is based on a phenomenon called sputtering, where atoms ejected from the surface of the analyte by high-energy argon atoms and ions achieve the excited state in the resulting plasma. Principle of glow discharge atomic emission spectrometry. D=diameter of the anode and d=distance from anode to sample. What […]

How do I force restart my iPad 2? Force restart iPad On an iPad with a Home button: Press and hold the top button and the Home button at the same time. On other iPad models: Press and quickly release the volume up button, press and quickly release the volume down button, then press and […]

What was the point of the Iraq war? Along with Iraq’s alleged development of weapons of mass destructions, another justification for invasion was the purported link between Saddam Hussein’s government and terrorist organizations, in particular al-Qaeda. In that sense, the Bush administration cast the Iraq war as part of the broader War on Terrorism. What […]

Is it safe to drink water with a pH of 9? Some people say that drinking slightly alkaline water — with a pH between 8 and 9 — can improve your health. They say it may make you age more slowly, maintain a healthy pH in your body, and block chronic disease like cancer. Is […]

Is a blue belt in judo good? The equivalent of a BJJ Blue belt would, depending on Junior or Senior, Purple or Brown. This is good in terms of newaza, but a higher kyu judoka (blue/brown) should know core concepts of gripping strategies, combinations, body movements and a solid few tokoiwazas for tachiwazi. What color […]

Did the Patil twins die? Parvati was described as being bored and embarrassed by her friend’s behaviour, however the two remained close. Sadly, Lavender was killed after being savaged by Fenrir Greyback in the Battle of Hogwarts. It is unknown how Parvati took the news, but it can be assumed she was devastated by the […]

Is Pluto going to crash into Neptune? Pluto and Neptune orbits are not in the same plane. Jason asks: “Since Pluto’s orbit intersects Neptune’s orbit, will Pluto ever crash into Neptune or become one of Neptune’s moons?” Answer: No. From 1979 to 1999, Pluto was the eighth planet from the sun. Can you walk on […]