Q:

If x = [1/(√5 + √3)], y = [1/(√7 + √5)] and z = [1/(√7 + √3)], then what is the value of (x + y + z)?

A) 3/4(√7 – √3)	B) √5 – √3
C) √7 + √5	D) 1/2(√7 + √3)

Answer & Explanation Answer: A) 3/4(√7 – √3)

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: GATE , Bank Exams
Job Role: Bank PO , Bank Clerk

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Q:

If X+Y=3,XY=2, find the value of $X^{3}$ - $Y^{3}$

A) 7	B) 3
C) 5	D) 9

Answer & Explanation Answer: A) 7

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: AIEEE , Bank Exams

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Q:

Robert Hooke discovered cells by observing them in a ______.

A) onion peel	B) cork slice
C) pond water	D) No option is correct

Answer & Explanation Answer: B) cork slice

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Filed Under: Inventions
Exam Prep: Bank Exams

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Q:

Which one of the following statements is not correct?

A) Centre for Science and Environment in a recent study found that a number of commonly available brands of prepackaged breads tested positive for potassium bromate and potassium iodate.	B) Food Safety and Standards Authority of India recommended to the Health Ministry to remove potassium bromate from the list of permissible food additives.
C) The Union Government banned the use of potassium bromate as a food additive on the basisof the above recommendation.	D) Potassium bromate is a neurotoxin.

Answer & Explanation Answer: D) Potassium bromate is a neurotoxin.

Explanation:

CSE in its recommendation asked Indian regulator FSSAI to act immediately and ban the two chemicals.

It says that Indian bread manufacturer’ use two chemicals, banned in many countries but not in India, being used by bread industry are potassium bromate (KbrO3) and potassium iodate (KIO3).

The government (FSSAI) banned the use of potassium bromate as a food additive on the basis of the above recommendation.

The regulator had recommended to the health ministry removal of potassium bromate from the list of permissible food additives after a study by the Centre for Science and Environment (CSE).

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Filed Under: General Awareness
Exam Prep: Bank Exams

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Q:

Gol Gumbaz was designed by?

A) Ustad Ahmad of Lahouri	B) George Wittet
C) Henry Irwin	D) Yaqut of Dabul

Answer & Explanation Answer: D) Yaqut of Dabul

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Filed Under: General Awareness
Exam Prep: Bank Exams

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Q:

Who is the Chairman of NITI Aayog?

A) President	B) RBI Governor
C) Finance Secretary	D) Prime Minister

Answer & Explanation Answer: D) Prime Minister

Explanation:

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Filed Under: Indian Politics
Exam Prep: Bank Exams

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Q:

Which of the following is used as anaesthetics?

A) N2	B) N2O
C) CH4	D) CO2

Answer & Explanation Answer: B) N2O

Explanation:

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Filed Under: Chemistry

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Q:

There are ............ metalloids in the modern periodic table.

A) 5	B) 4
C) 7	D) 6

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