The EKG was invented by Willem Einthoven in 1903 and is used to monitor and analyze past and present heart activity in an individual.
In the following question, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word.
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In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.
Come to terms with something
In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word. Anile
Who invented the Band-aid?
Who invented the mobile phone?
Who invented the bifocal glasses?
Physical Research Laboratory was founded by ____.
The first gasoline-run car engine was developed by
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