CAT Questions

Q:

Diamond is harder than Graphite because of

A) tetrahedral structure of diamond B) difference of crystalline structures
C) difference of layers of atoms D) hexagonal structure of graphite
 
Answer & Explanation Answer: B) difference of crystalline structures

Explanation:

Here are the differences between Diamond and Graphite :

 

diamond_is_harder_than_graphite_because_of1557300898.jpg image

 

From the above analysis, Diamond is harder than Graphite because of the difference of crystalline structures.

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Filed Under: Chemistry
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3 4025
Q:

All atoms of uranium have the same

A) Atomic mass B) Number of electrons
C) Atomic number D) Mass number
 
Answer & Explanation Answer: C) Atomic number

Explanation:

There are many isotopes of uranium and all of them have same atomic number i.e, sum of nmber of neutrons and protons.

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4 4025
Q:

World’s largest aircraft supercarrier USS Gerald R Ford belongs to _____ country.

A) Russia B) India
C) China D) USA
 
Answer & Explanation Answer: D) USA

Explanation:

1. US Navy commissioned world’s largest aircraft carrier, USS Gerald R Ford into the fleet. The commissioning ceremony was held at Naval Station Norfolk, Virginia in presence of US President Donald Trump.

2. USS Gerald R. Ford is the first ship in this new class of nuclear-powered aircraft carriers for the U.S. Navy. The ship is named after the 38th President of the United States Gerald Ford and has been built by Newport News Ship Building Company. The massive 1,106-foot-long carrier is powered by two new generation nuclear reactors.

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Filed Under: General Awareness
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9 4024
Q:

What do you call a bear without an ear?

Answer

Given BEAR, if you remove EAR only remains with 'B'.


 


Hence, we call it as 'B', a bear without an ear.

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Subject: Word Puzzles Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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11 4023
Q:

Chinese writers mention India by the name of

A) Yin-tu B) Si-Yu-Ki
C) Sikia-Pono D) Fo-Kwo-Ki
 
Answer & Explanation Answer: A) Yin-tu

Explanation:

The Chinese writers mention India by the name of "Yin-tu".

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1 4023
Q:

Not including the sun, the closest stars to earth are

A) 4300 light-years away B) 430 light-years away
C) 43 light-years away D) 4.3 light-years away
 
Answer & Explanation Answer: D) 4.3 light-years away

Explanation:

The nearest stars to Earth are in the Alpha Centauri triple-star system, about 4.37 light-years away. One of these stars, Proxima Centauri, is slightly closer, at 4.26 light-years.

 

Of all the stars closer than 15 light-years, only two are spectral type G, similar to our sun: Alpha Centauri A and Tau Ceti. The majority are M-type red dwarf stars.

 

Only nine of the stars in this area is bright enough to be seen by the naked human eye from Earth. These brightest stars include Alpha Centauri A and B, Sirius A, Epsilon Eridani, Procyon, 61 Cygni A and B, Epsilon Indi A and Tau Ceti.

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2 4022
Q:

Find the next number in the series 2, 3, 4, 8, 9, 10, 11, 16, 17, 18, 19, 20,...

A) 27 B) 26
C) 24 D) 25
 
Answer & Explanation Answer: B) 26

Explanation:

The pattern is three consecutive numbers and then three consecutive numbers missing.Then four consecutive numbers and then four consecutive numbers missing.Then five consecutive numbers and then five consecutive numbers missing.

 

The next number=20+6=26

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Filed Under: Numbers
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8 4021
Q:

Kudos means

A) blame B) shame
C) fame D) angry
 
Answer & Explanation Answer: C) fame

Explanation:

Kudos means Praise or Congrats or Compliments.

Fame is Synonym of Kudos.

Blame, Shame and Angry are Antonyms of Kudos.

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