Q:

If k is the largest possible real number such that $p^{4} + q^{4} = (p^{2} + k p q + q^{2}) (p^{2} - k p q + q^{2}),$ then the value of k is

A) 1	B) -2
C) 2	D) 2

Answer & Explanation Answer: D) 2

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Filed Under: Quantitative Aptitude - Arithmetic Ability

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Q:

Oil paint was first used for Buddhist paintings by Indian and Chinese painters in western _____ sometime between the fifth and tenth centuries.

A) Iraq	B) Afghanistan
C) Pakistan	D) India

Answer & Explanation Answer: B) Afghanistan

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Filed Under: Indian History
Exam Prep: Bank Exams

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Q:

How does La-Nina affect the Pacific Ocean?

A) Decreases salinity of ocean	B) Cools downs the temperature of water
C) Maintains stable temperature of water	D) Increases salinity of ocean

Answer & Explanation Answer: B) Cools downs the temperature of water

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Filed Under: World Geography
Exam Prep: Bank Exams

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Q:

Who invented first working laser?

A) A. H. Taylor	B) W. K. Roentgen
C) T. H. Maiman	D) Fred Morrission

Answer & Explanation Answer: C) T. H. Maiman

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Filed Under: Inventions
Exam Prep: Bank Exams

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Q:

Who discovered electron?

A) E. Goldstien	B) J. J. Thomson
C) Ernest Rutherford	D) J. Chadwick

Answer & Explanation Answer: B) J. J. Thomson

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Filed Under: Inventions
Exam Prep: Bank Exams

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Q:

Bacteria was discovered by

A) Antonie van Leeuwenhoek	B) Belarus
C) Hugo de Vries	D) Robert Brown

Answer & Explanation Answer: A) Antonie van Leeuwenhoek

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Filed Under: Inventions
Exam Prep: Bank Exams

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Q:

Highest Civilian Honour received by Shri Shri Ravi Shankar is ___________.

A) Padma Shri	B) Padma Bhushan
C) Padma Vibhushan	D) Bharat Ratna

Answer & Explanation Answer: C) Padma Vibhushan

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Filed Under: Honours and Awards
Exam Prep: Bank Exams

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Q:

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

I had took the papers to John's office.

A) will took the papers	B) taken the papers
C) took the papers	D) no improvement

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