Q:

The centre of the reflecting surface of a spherical mirror is a point called the ___.

A) pole	B) focus
C) radius	D) aperature

Answer & Explanation Answer: A) pole

Explanation:

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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

An echo is returned in 3 s. What is the distance of the reflecting surface from the source, considering the speed of sound as $342 {ms}^{- 1}$ ?

A) 513 m	B) 644 m
C) 342 m	D) 171 m

Answer & Explanation Answer: A) 513 m

Explanation:

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Filed Under: Physics
Exam Prep: AIEEE , Bank Exams

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Q:

Which of the following Cryptocurrency Dealers launched India’s first mobile ‘Bitcoin trading' app for transacting in virtual currencies?

A) EtherDelta Exchange	B) BitFin Exchange
C) Venus Exchange	D) Pluto Exchange

Answer & Explanation Answer: D) Pluto Exchange

Explanation:

Pluto Exchange, a Dubai-based Cryptocurrency Dealer has launched the India’s first mobile ‘Bitcoin trading app’ fortransacting in virtual currencies. Users of Pluto Exchange’s app will be able to buy, sell, store and spend bitcoins via mobile number using four-digit Personal Identification Number (PIN).

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Filed Under: General Awareness

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Q:

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

When Albert stayed at the African jungle (A) / he chose to put up with many inconveniences such as (B) / wild animals and poisionous insects. (C)/ No Error (D)

A) A	B) B
C) C	D) D

Answer & Explanation Answer: A) A

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

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Q:

In the following question, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word.

A) Misterous	B) Misterius
C) Mysterous	D) Mysterious

Answer & Explanation Answer: D) Mysterious

Explanation:

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Filed Under: English
Exam Prep: Bank Exams , GRE , TOEFL

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Q:

Which of the following is not a greenhouse gas?

A) Carbon dioxide	B) Methane
C) Chlorofluorocarbons	D) Oxygen

Answer & Explanation Answer: D) Oxygen

Explanation:

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Filed Under: Chemistry
Exam Prep: Bank Exams

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Q:

The pH value increase from 7 to 14 represents a

A) decrease in H+ ion concentration	B) decrease in OH- ion concentration
C) increase in OH- ion concentration	D) increase in H+ ion concentration

Answer & Explanation Answer: C) increase in OH- ion concentration

Explanation:

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Filed Under: Chemistry
Exam Prep: Bank Exams

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Q:

What is the capital of Finland?

A) Tashkent	B) Helsinki
C) Bern	D) Dublin

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