Questions

Q:

Why is argon gas used along with tungsten wire in an electric bulb?

A) To increase the life of the bulb B) To reduce the consumption of electricity
C) To make the emitted light colored D) To reduce the cost of the bulb
 
Answer & Explanation Answer: A) To increase the life of the bulb

Explanation:

Argon gas is used in fluorescent and incandescent light bulbs to stop the oxygen in the light bulbs from corroding the hot tungsten filament.

The use of argon in light bulbs prevents the evaporation of the tungsten filaments, which results in increased light bulb life.

Argon is also used to create an inert atmosphere for growing semiconductor crystals, arc welding and for processes that need protection from other kinds of atmospheric gases.

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Filed Under: Chemistry
Exam Prep: Bank Exams

1 2085
Q:

In the following question, four words are given out of which one word is incorrectly spelt. Find the incorrectly spelt word.

A) Entrepreneur B) Remuneration
C) Apprentice D) Soveriegnity
 
Answer & Explanation Answer: D) Soveriegnity

Explanation:
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Filed Under: English

0 2085
Q:

When the Indian Space Research Organisation (ISRO) was set up?

A) 1952 B) 1959
C) 1964 D) 1969
 
Answer & Explanation Answer: D) 1969

Explanation:

The Indian Space Research Organisation is the space agency of the Government of India was set up in the year 1969, headquartered in the city of Bangalore. Its vision is to "harness space technology for national development while pursuing space science research and planetary exploration.

 

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Filed Under: Indian Geography
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

1 2084
Q:

The expression 52n –23n has a factor?

A) 3 B)  7
C) 17 D) None of the above
 
Answer & Explanation Answer: C) 17

Explanation:
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3 2084
Q:

What's the difference between L1 and L2 cache?

Answer

Level 1 cache is internal to the chip, Level 2 is external.

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Subject: Hardware

0 2084
Q:

Number of chambers in reptiles heart? 

A) 4 B) 2
C) 3 D) 1
 
Answer & Explanation Answer: C) 3

Explanation:

Except crocodile which has 4 chambers, all the reptiles have 3 chambers in their heart.

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Filed Under: Animals and Birds
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

12 2084
Q:

The weights of 4 boxes are 20, 30, 40 and 60 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes and in a combination a box can be used only once?

A) 150 B) 110
C) 130 D) 140
 
Answer & Explanation Answer: D) 140

Explanation:
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0 2084
Q:

Dear Lodger, I agree, the roof is leaking; but (there would be no need) P (while it is raining) Q (and when the Sun shines,) R (I can’t get it repaired) S

The correct sequence should be

A) Q R S P B) S Q R P
C) R S P Q D) P R Q S
 
Answer & Explanation Answer: B) S Q R P

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

0 2084