Q74.The proposition ∼(p∨∼q)∨∼(p ∨q) is logically equivalent to: (1) p (2) q (3) ∼p (4) ∼q
What This Question Tests
This problem assesses the basic understanding and application of logical equivalences, particularly De Morgan's laws, to simplify a given proposition.
Concepts Tested
Formulas Used
~(P∨Q) ≡ ~P∧~Q
P∨~P ≡ T
P∧~P ≡ F
Absorption laws
📚 NCERT Sections This Tests
14.2 — Which Of The Statements Given In Exercise 14.1 Is True For P-Type
Physics Class 12 · Chapter 14
14.2 Which of the statements given in Exercise 14.1 is true for p-type semiconductos.
14.1 — In An N-Type Silicon, Which Of The Following Statement Is True:
Physics Class 12 · Chapter 14
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.
12.5 — A Hydrogen Atom Initially In The Ground Level Absorbs A Photon,
Physics Class 12 · Chapter 12
12.5 A hydrogen atom initially in the ground level absorbs a photon, which excites it to the n = 4 level. Determine the wavelength and frequency of photon.
📋 Question Details
- Chapter
- Mathematical Reasoning
- Topic
- Logical equivalence
- Year
- 2014
- Shift
- 11 Apr Online
- Q Number
- Q74
- Type
- MCQ
- NCERT Ref
- Class 11 Mathematics Ch 14: Mathematical Reasoning
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