Category: Useful tips

Can you survive jumping out of an airplane? Surprisingly, the answer is yes. There have been documented cases of people jumping from planes and their parachute malfunctioned or failed to open – only they survived the fall. In a few cases, people have fallen from planes without parachutes and survived. What happens if you jump…

Why does stress corrosion occur? Stress-corrosion occurs when a material exists in a relatively inert environment but corrodes due to an applied stress. The stress may be externally applied or residual. Stress corrosion is a form of galvanic corrosion, where stressed areas of the material are anodic to the unstressed areas of the material. What…

What is the symbol of New York City? Its symbol is the Statue of Liberty, but the metropolis is itself an icon, the arena in which Emma Lazarus’s “tempest-tost” people of every nation are transformed into Americans—and if they remain in the city, they become New Yorkers. Statue of Liberty on Liberty Island in Upper…

Are some causes worth dying for? “There are perhaps many causes worth dying for, but to me, certainly, there are none worth killing for.” What does die for the cause mean? Dying for a cause must be separated into two distinct methods: (1) dying for a cause and killing other people along with you or…

Is a dipole a good antenna? Dipoles rank among the easiest antennas to build, construct or erect for HF amateur radio bands. Commonly used on bands like 80 meters, 40 meters, 20 meters, 15 meters, and 10 meters, dipoles are very useful and can perform excellently well if erected at a high elevation. Does a…

How does technology help chemistry? The connection to chemistry comes about through the materials, process, and packaging technologies used to fabricate the devices. Microelectromechanical devices are fabricated using silicon-based processing, and thus the processing, packaging, reliability, and manufacturability all depend on a chemical knowledge base. What is relation between chemistry and technology? Chemistry is mainly…

Why does it feel like something is in my nose and I keep sneezing? Typically, that tickling feeling in your nose only lasts for a few seconds, and then you sneeze. Sometimes, though, sneezing doesn’t relieve the problem. If you have a tickle in your nose that isn’t going away, there could be several possible…

What can we learn from Arthashastra? The Arthashastra refers to a practice of political diplomacy that arose in India, and is epitomized by the written material on position, policy and military strategy written by Kautilya. Arthashastra deals thoroughly with the qualities and disciplines needed for a king to rule his subjects more expeditiously. Was Chanakya…

Why did Walter Mitty choose the red car? Conversation. In The Secret Life of Walter Mitty (2013), as soon as Walter breaks out of his comfort zone and flies to Greenland, he’s met with a choice of a blue & red car. He chooses the red car, as a reference to The Matrix where Neo…

How do you promote self employment? Promoting Self-Employment Legitimize its use by Vocational Rehabilitation agencies. Promote an often-overlooked and underused vehicle for achieving self-sufficiency. Support people with disabilities’ interest in self-employment and business ownership. Expand employment options available to people with disabilities. What are the benefits of self employment for youth? Answer A better Work/Life…