Question
A run walks 5 m south from his office, turns left and
walks 3m, again turns left and walks 13 m, then turns left and walks 3 m to reach the grocery shop. In which direction and how far is Arun from his office?Solution
The correct answer is C
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The slow corrosion of iron in the presence of moist air is known as:
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Hydrogen was discovered by?
Which sodium compound is the most popular additive in sauces, salad dressings, and beverages for its preservative action?
Formation of Sodium Chloride is an example of
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