Logic - Classical and Modern Western Philosophy - Philosophy Previous Year Questions

1

2022 · Philosophy · Classical and Modern Western Philosophy · Logic

Humanities & Social Sciences-Philosophy (XH-C4) 2022

In the opposition of propositions, which one among the following is the contradictory of A proposition?

A

Only O

B

Only E

C

Only I

D

E and O

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2

2022 · Philosophy · Classical and Modern Western Philosophy · Logic

Humanities & Social Sciences-Philosophy (XH-C4) 2022

A study in Europe concluded that whenever there is an increase in the circulation of fake news in social media, the ruling party gains political mileage. Conversely, a proportionate decrease in the circulation of fake news, corresponds to the decline in its popularity.
Which one of Mill’s methods is entailed in the above reasoning?

A

Method of Concomitant Variation

B

Joint Method of Agreement and Difference

C

Method of Residues

D

Method of Difference

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3

2022 · Philosophy · Classical and Modern Western Philosophy · Logic

Humanities & Social Sciences-Philosophy (XH-C4) 2022

All Covid-19 patients are fighters
No Covid-19 patients are children
Therefore, no children are fighters

Which one among the following options determines the mood, figure, and fallacy of the above argument?

A

AEE, III Figure, Illicit Major

B

AEE, II Figure, Undistributed Middle

C

AEE, III Figure, Illicit Minor

D

AEE, II Figure, Existential Fallacy

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4

2022 · Philosophy · Classical and Modern Western Philosophy · Logic

Humanities & Social Sciences-Philosophy (XH-C4) 2022

Which among the following is/are correct statement(s) about Aristotle’s approach to the study of logic and its contribution to science (episteme)?

A

Logic is a mere tool and not an end in itself.

B

Logic makes an important but incomplete contribution to science.

C

The mind-independent nature of things is not accessible only through Logic.

D

Science employs only Deductive Logic.

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5

2023 · Philosophy · Classical and Modern Western Philosophy · Logic

Humanities & Social Sciences-Philosophy (XH-C4) 2023

Soli likes either logic or biology. If Soli likes logic, then he is not a happy person. Neither Soli nor Rupinder likes biology.

Which among the following can be concluded from the premises given here?

A

Soli is not a happy person.

B

Rupinder is not a happy person.

C

Rupinder is a happy person.

D

Soli likes logic.

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6

2023 · Philosophy · Classical and Modern Western Philosophy · Logic

Humanities & Social Sciences-Philosophy (XH-C4) 2023

(i) $p \supset (q \cdot r)$ (ii) $\neg(p \supset s)$ Taking (i) and (ii) as premises, which of the following can be deduced?

A

q

B

r

C

s

D

~p

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7

2023 · Philosophy · Classical and Modern Western Philosophy · Logic

Humanities & Social Sciences-Philosophy (XH-C4) 2023

~q can be deduced from ~(p ⊃ (q ∨ r)) by using rules of propositional logic in the following sequence[s]:

A

Material Implication> De Morgan’s Theorem> Commutation> Simplification> De Morgan’s Theorem> Simplification

B

Conjunction> Addition> Modus Ponens> De Morgan’s Theorem

C

Transposition> Material Implication> Double Negation> De Morgan’s Theorem> Simplification> De Morgan’s Theorem> Simplification

D

Modus Tollens> Conjunction> Hypothetical Syllogism> Simplification

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8

2024 · Philosophy · Classical and Modern Western Philosophy · Logic

Humanities & Social Sciences-Philosophy (XH-C4) 2024

Following is an argument from Aristotelian syllogism:
All moneylenders are misers.
Some capitalists are misers.
Therefore, some capitalists are moneylenders.
Which one of the following fallacies does the argument commit?

A

Fallacy of illicit major

B

Fallacy of illicit minor

C

Fallacy of undistributed middle

D

Fallacy of exclusive premises

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9

2024 · Philosophy · Classical and Modern Western Philosophy · Logic

Humanities & Social Sciences-Philosophy (XH-C4) 2024

Which among the following propositions will be the ‘sub-contrary’ of ‘Some celestial bodies are not shining entities’?

A

All celestial bodies are not shining entities

B

No celestial bodies are shining entities

C

Some celestial bodies are shining entities

D

Some shining entities are celestial bodies

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10

2024 · Philosophy · Classical and Modern Western Philosophy · Logic

Humanities & Social Sciences-Philosophy (XH-C4) 2024

The following is a logical explanation of a weather condition

For last 10 years, the farmers of Vidharbha have noticed that whenever there is good rainfall in the Konkan region in the month of July, they receive some rain in the month of September. This year Konkan received very little rain. Hence, it may hardly rain in Vidharbha.

Which method of J.S. Mill is used here?

A

Method of Residues

B

Method of Agreement

C

Method of Difference

D

Method of Concomitant Variation

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11

2025 · Philosophy · Classical and Modern Western Philosophy · Logic

Humanities & Social Sciences-Philosophy (XH-C4) 2025

Whenever, our pet Johny falls sick, he just sniffs the food but does not eat. If forced, he pisses on the side of the food-plate. Later, I came across a study conducted by SAN's School of Vets that such behaviour of pets is an indication of diabetes among dogs. This made me to conclude that Johny is suffering from diabetes.
Which one of the Mill’s methods is used here for arriving at the conclusion?

A

Method of Agreement

B

Method of Difference

C

Method of Concomitant Variation

D

Method of Residues

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12

2025 · Philosophy · Classical and Modern Western Philosophy · Logic

Humanities & Social Sciences-Philosophy (XH-C4) 2025

Which one of the following is the contrary of \((x)Px\)?

A

\((x) \sim Px\)

B

\(\sim (x) \sim Px\)

C

\((\exists x) \sim Px\)

D

\(\sim (\exists x) Px\)

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13

2025 · Philosophy · Classical and Modern Western Philosophy · Logic

Humanities & Social Sciences-Philosophy (XH-C4) 2025

Consider the following argument:
My brother is a real pig. You should see him eat! If he is a pig, then he is not human. So he is not human.
Which one of the following evaluations about the argument is true?

A

The argument is an example of modus ponens and commits no informal fallacy

B

The argument commits the informal fallacy of equivocation

C

The argument commits the formal fallacy of affirming the consequent

D

The argument is an example of modus tollens and commits no formal fallacies

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14

2026 · Philosophy · Classical and Modern Western Philosophy · Logic

Humanities & Social Sciences - Philosophy (XH-C4) 2026

Identify the instance(s) of inductive reasoning from the following options.

A

Socrates is human; all humans are mammals; so Socrates is a mammal.

B

Socrates was alive yesterday; so he will be alive today.

C

Socrates is a philosopher; all philosophers observed so far are fools; so Socrates is a fool.

D

Socrates has just drunk hemlock; all those who have just drunk hemlock will die soon; so Socrates will die soon.

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