SEPARATION OF SUBSTANCES ( By: Dharmendra Sir )
(A) VERY SHORT ANSWER QUESTIONS: Q. 1-By what name are the substances present in a mixture called? Ans-Constituents or mixtures Q. 2-Give one example of hetero…
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Understanding Elementary Shapes ( Exercise 5.2 )
Ex 5.2 Question 1. What fraction of a clockwise revolution does the hour hand of a clock turn through, when it goes from (a) 3 to 9 (b) 4 to 7 (c) 7 to 10 (d) …
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