Questions

Dynamite was invented by?

Stainless steel was invented by

What is the simplified value of (cos A + sin A)(cot A + tan A)?

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The phrase consists usually of a few words which denote a single idea that __________ a separate part of a sentence. In this respect it differs from theclause, ___________ is a short sentence that forms a distinct part __________ a composition, paragraph, or discourse. Correct phrasing is_______________ by rests, such rests do not break the ______________ of a thought or the progress of the sense.

from the clause, ___________ is a short sentence that

In the following question, four words are given out of which one word is correctly spelt. Select the correctly spelt word.

Uraninite is an ore/mineral of _______.

Molybdenite is an ore/mineral of

In the reaction H2O2 + Cl2 -----> 2HCl + O2, H2O2 acts as