Two circles of radii 17 cm and 8 cm are concentric. The length of a chord of greater circle which touches the smaller circle is
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Which one of the following is not a borderline element?
Which of the following metals cannot be easily cut with a knife?
Which drug is used as an Anti-Diabetic drug?
In which of the following types of economy are the factors of production owned individually?
Which of the following carries oxygen to various parts of human body?
Non-metal oxides are usually
How are elements arranged in the Modern Periodic Table?