The ozone layer protects us from harmful _______________ rays of the sun.
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The study of Cells is also known as
What is the technology used in a compact disc?
Which of the following physical quantity measures the rate of work done?
Assuming that the charge of an electron is 1.6 x 10-19 C, the number of electrons passing through a section of wire per second when the wire carries a current of 1 A is
Who was the first to score a perfect 10 in Olympics in gymnastics?
In a certain code language, @ represents '+', ⊕represents '-', α represents '+'and 'θ' represents 'X '. Find out the answer of the following question.
107 θ 3 ⊕ 64 α 8 ⊕ 2θ9=?
A solid sphere of diameter 17.5 cm is cut into two equal halves. What will be the increase (in cm2) in the total surface area?