Question
A soap bubble shows colours when illuminated with white
light. This is due to –Solution
The iridescent colours of soap bubbles are caused by interfering of (internally and externally) reflected light waves and are determined by the thickness of the film. This phenomenon is not the same as the origin of rainbow colours (caused by the refraction of internally reflected light), but rather are the same as the phenomenon causing the colours in an oil slick on a wet road.
Which PowerPoint view displays each slide of the presentation as a thumbnail and is useful for rearranging slides?
The device used to carry digital data on analogue lines is called as
Which of the following techniques can be used to store a large number of files in a small amount of storage space?
The process of transferring files from a computer on the Internet to your computer is called
Which of the following terms is associated with the computers processing speed?
Snowbol is an/a---------
What is the attempt to acquire sensitive information such as usernames, passwords, and credit card details (and sometimes, indirectly, money) by masquer...
What is the shortcut key for ‘Bold’?
Within the Font Size tool on the formatting toolbar, what are the smallest and largest font sizes available?
To select an entire row, the combination of keys to be pressed is:
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