Q:

Hot water is poured simultaneously in four metallic tumblers painted outside with different points. After some time the water will be found to have cooled most in the tumbler painted.

A) rough white	B) rough black
C) shining white	D) shining black

Answer & Explanation Answer: B) rough black

Explanation:

Black surfaces are good emitters of heat ( They are also good absorbers of heat). If the black surface is rough too, the emitting will be better. So (b) is the correct answer. Shining surfaces reflect back radiation. So if the black surface is also shining the effectiveness of emitting heat is lessened.

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Filed Under: Physics

4 3162

Q:

Who wrote the line: ' A thing of beauty is a joy for ever '

A) P.B.Shelley	B) William Wordsworth
C) John Keats	D) Robert Browning

Answer & Explanation Answer: C) John Keats

Explanation:

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Filed Under: Books and Authors

1 3162

Q:

which alphabet is a fly?

A) Y	B) C
C) B	D) G

Answer & Explanation Answer: C) B

Explanation:

The alphabet 'B' resembles same as a fly 'Bee' in pronouncing.

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Filed Under: Word Puzzles
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE , TOEFL
Job Role: Analyst , Bank Clerk , Bank PO

3 3162

Q:

Who is the author of the book ' The Rights of Man '

A) Thomas Hardy	B) Thomas Mann
C) Thomas Moore	D) Thomas Paine

Answer & Explanation Answer: D) Thomas Paine

Explanation:

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Filed Under: Books and Authors

3 3161

Q:

Who is the first Chief Minister of Telangana?

A) R. Krishnaiah	B) K. Chandrashekar Rao
C) K. Jana Reddy	D) N. Chandrababu Naidu

Answer & Explanation Answer: B) K. Chandrashekar Rao

Explanation:

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Filed Under: Indian Politics

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Q:

Jamini Roy was a famous

A) Actor	B) Producer
C) Dancer	D) Painter

Answer & Explanation Answer: D) Painter

Explanation:

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Filed Under: Famous Personalities

1 3160

Q:

We Can still delete a row from primary table if there are related rows in secondary table once a refferential integrity is enforced

A) TRUE

B) FALSE

Answer & Explanation Answer: B) FALSE

Explanation:

Can’t delete a row from primary table if there are related rows in secondary table.

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Subject: Database
Job Role: Database Administration

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Q:

Energy produced in nuclear reaction is given by

A) Charle's law	B) Grahm's law
C) Gay - Lussac's law	D) Einstein's law

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