Question
What is the other name for conventional source of
energy?Solution
Conventional or non-renewable energy sources: • The energy sources which once consumed and cannot be restored are called Nonrenewable source of energy. • These sources either cannot be renewed at all or cannot be renewed at least in the near future. • Fossil fuels (coal and crude oil) are the best example of conventional energy sources. • The coal reserves, also known as buried sunshine, are the fossilised terrestrial plants which got transformed coal as a result of high temperature and pressure. • Petroleum is also known as liquid gold and was formed from dead marine plants and animals. • In contrast, the energy sources which can be renewed again after use are called non- conventional or renewable sources of energy. • Hydropower, solar energy, wind energy and geothermal energy are examples of non- conventional or renewable energy sources.
Warm booting when a computer is restarted by pressing the combination of Which Key?
Which of the following is a valid e-mail address?Â
Which out of the following is the combination of keys used to copy a selected text in word processing software?
 Which of the following software is used to create text documents?
Which of the following cannot be a valid Email ID?
Which folder contains Junk emails?
Which protocol is used for sending emails?
An attachment in an E-mail can be:Â
Digital photosÂ
DocumentsÂ
Which encryption algorithm is commonly used for securing email communication?
Which of the following in not valid about an email address?