Q74.Let p and q denote the following statements p : The sun is shining q : I shall play tennis in the afternoon The negation of the statement "If the sun is shining then I shall play tennis in the afternoon", is (1) q ⇒∼p (2) q∧∼p (3) p∧∼q (4) ∼q ⇒∼p
What This Question Tests
This is a direct test of the fundamental rule for negating a conditional statement (p -> q), which is equivalent to p AND (NOT q).
Concepts Tested
Formulas Used
Negation of 'If p then q' (p -> q) is p AND (NOT q) (p ^ ~q)
📚 NCERT Sections This Tests
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14.2 Which of the statements given in Exercise 14.1 is true for p-type semiconductos.
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14.1 In an n-type silicon, which of the following statement is true: (a) Electrons are majority carriers and trivalent atoms are the dopants. (b) Electrons are minority carriers and pentavalent atoms are the dopants. (c) Holes are minority carriers and pentavalent atoms are the dopants. (d) Holes are majority carriers and trivalent atoms are the dopants.
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📋 Question Details
- Chapter
- Mathematical Reasoning
- Topic
- Negation of conditional statements
- Year
- 2012
- Shift
- 26 May Online
- Q Number
- Q74
- Type
- MCQ
- NCERT Ref
- Class 11 Mathematics Ch 14: Mathematical Reasoning
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