Sunscreen has a double advantage as it serves as protection from sun burns and aging of the skin. There are several chemicals in sunscreen that help in collection of the sun rays and scattering the same. This eventually leads to alteration of the length of the rays hence preventing any serious damage to the skin….
Motors have played a very important role in our life because they are present in almost every gadget that we use in our daily life. AC motors or Alternating Current motors are those motors that run on alternating current. However, there are different AC motors that can be further divided as per the kind of…
Stress, tension or strain is something that one experiences in daily life due to work or personal problem. It is a medical condition that results in various chemical responses in the brain. Under normal circumstances stress is usually a temporary condition that one experiences for a few hours. However, if it persists and lasts longer…
Sound travel through mechanical waves. These waves are nothing but a disturbance that moves. As they move, they transfer energy from one source to another. Generally the disturbance caused in sound is due to a vibrating object. You hear your own voice because the diaphragm in your throat vibrates. Medium of sounds There are various…
Skype offers you a great opportunity to talk to anyone, in any corner of the world using versatile technology. All you have to do is create an account on Skype, get a computer and internet connection and get started. Moreover, the service of talking from one computer to another is absolutely free. You can enjoy…