Q:

Who among the following has been elected as President of Indian Olympic Association for four year term?

A) Narendra Rao	B) Nikhil Bhandari
C) Naresh Singh	D) Narinder Batra

Answer & Explanation Answer: B) Nikhil Bhandari

Explanation:

International Hockey Federation chief Narinder Batra has been elected as President of Indian Olympic Association for four year term at its annual general meeting.

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Q:

What causes the mottling of the dental enamel ?

A) High levels of chlorine in water	B) High levels of nitrate in the water
C) High levels of fluorides in the water	D) High levels of calcium in the water

Answer & Explanation Answer: C) High levels of fluorides in the water

Explanation:

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Q:

In the gamma decay of a nucleus

A) the mass number of the nucleus changes whereas its atomic number does not change	B) the mass number of the nucleus does not change whereas its atomic number changes
C) both the mass number and the atomic number of the nucleus change	D) neither the mass number nor the atomic number of the nucleus changes

Answer & Explanation Answer: D) neither the mass number nor the atomic number of the nucleus changes

Explanation:

The emission of gamma rays does not alter the number of protons or neutrons in the nucleus but instead has the effect of moving the nucleus from a higher to a lower energy state (unstable to stable)

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Q:

If the acceleration due to gravity on the surface of earth is g, then the acceleration due to gravity on the surface of a planet whose mass is same as that of earth and radius is half as that of earth is _________________.

A) 2g	B) g/4
C) g/2	D) 4g

Answer & Explanation Answer: D) 4g

Explanation:

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Exam Prep: Bank Exams , CAT

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Q:

An Odometer is an instrument used to measure ____ in automobiles.

A) direction	B) distance
C) odour	D) speed

Answer & Explanation Answer: B) distance

Explanation:

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Q:

What is the name of the deadly volcano in Indonesia that erupted again in May 2016?

A) Mount Singabung	B) Mount Merapi
C) Mount Rinjani	D) Mount Agung

Answer & Explanation Answer: A) Mount Singabung

Explanation:

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Q:

First man to go into space was

A) Roald Amundsen	B) Reynalt Mayor
C) Robert Peary	D) Major Yuri Gagarin

Answer & Explanation Answer: D) Major Yuri Gagarin

Explanation:

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Q:

Indian Space Research Organisation (ISRO) and Jet Propulsion Laboratory (JPL) of NASA are working on world’s most expensive earth-imaging satellite to use dual frequency. Its name is ______

A) Cartosat	B) NISAR
C) APM	D) NIJAR

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