If [a + (1/a)]2 – 2[a – (1/a)] = 12, then which of the following is a value of 'a'?
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The modern periodic table consists of 18 groups and 7 periods. What is the atomic number of the element placed in the 2nd group and the 4th period?
Which of the following elements has the lowest melting point?
What is the mean temperature of Earth?
In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.
To take the cake
When net torque is zero, __________ will be constant.
A bound collection of maps is called ___________.
A sum of money becomes 77/50 of itself in 18/5 years when invested at simple interest. What is the rate (in percentage) of interest per annum?
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