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Q:

Two metallic wires made from copper have same length but the radius of wire 1 is half of that of wire 2. The resistance of wire 1 is R. If both the wires are joined together in series, the total resistance becomes

 

A) 2R B) R/2
C) 5R/4 D) 3R/4
 
Answer & Explanation Answer: C) 5R/4

Explanation:

So, resistance of Wire 2 is R/4 as radius is half of wire 1, so area would be 4 times of wire 1.

Now for resistance in series. R= R1 + R2.

Therefore, Final R= R + R/4 = 5R/4

 

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Filed Under: Physics
Exam Prep: Bank Exams

3 2411
Q:

Which transistor is used in each cell of EPROM?

Answer

Floating gate avalanche injection MOS (FAMOS) transistor is used in each cell of EPROM.

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Subject: Hardware

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Q:

Who wrote the first history book?

A) Herodotus B) Euclid
C) Julius Caesar D) Aristotle
 
Answer & Explanation Answer: A) Herodotus

Explanation:

Herodotus, a Greek author written the first history book in 5th century B.C.

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Filed Under: World History
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

A person who pretends to be what he is not?

A) Posthumous B) Glutton
C) Imposter D) Rogue
 
Answer & Explanation Answer: C) Imposter

Explanation:

A person who pretends to be what he is not is an Imposter.

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Filed Under: English
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
Job Role: Analyst , Bank Clerk , Bank PO , IT Trainer

1 2410
Q:

The mean distance of the earth from the sun is approximately

A) 149,502,000 km B) 150,503,000 km
C) 148,000,000 km D) 150,000,000 km
 
Answer & Explanation Answer: A) 149,502,000 km

Explanation:
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Filed Under: World Geography

1 2409
Q:

What falls but never breaks? What breaks but never falls?

Answer

Night and Day.


 


Night is what that always falls but never breaks


Day is what always breaks but never falls.

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Subject: Logic Puzzles Exam Prep: Bank Exams

10 2409
Q:

Which city has become the first Indian city to have its own logo?

A) Bengaluru B) Hyderabad
C) New Delhi D) Gujarat
 
Answer & Explanation Answer: A) Bengaluru

Explanation:

Bengaluru becomes the first Indian city to get its very own logo

    • Much like New York and Singapore, Bengaluru is set to get its own logo, becoming the first Indian city to do so.

 

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Filed Under: General Awareness
Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Analyst

7 2409
Q:

Ticks and mites are actually

A) Arachnids B) Insects
C) Myriapods D) Crustaceans
 
Answer & Explanation Answer: A) Arachnids

Explanation:
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Filed Under: General Science
Exam Prep: AIEEE , Bank Exams , GATE
Job Role: Analyst , Bank Clerk , Bank PO

7 2409