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Q:

Sum of cubes of first n even natural numbers.

Answer

Proof of Sum of cubes of first n even natural numbers ::


sum_of_cubes_of_first_n_even_natural_numbers1556603651.png image


 


Hence, in other words, the sum of the first n cubes is the square of the sum of the first n natural numbers.

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Subject: Simplification Exam Prep: AIEEE , Bank Exams , CAT , GATE
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Q:

Gravitational force is maximum at which place

A) Poles B) Tropic of cancer
C) Tropic of capricorn D) Equator
 
Answer & Explanation Answer: A) Poles

Explanation:

Gravitational force is the force that binds everything at the surface of the earth. Gravitational force is maximum at Poles.

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Filed Under: Physics
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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)

Auixiliary

 B)

Auxiliary
C)

Auxiliarry

 D)

Auixliary
 
Answer & Explanation Answer: C)

Auxiliarry



Explanation:
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Filed Under: English
Exam Prep: Bank Exams , CAT , GRE , TOEFL
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Q:

Which of the following acids is present in Red Ants?

A) Malic acid B) Formic acid
C) Tannic acid D) Oxalic acid
 
Answer & Explanation Answer: B) Formic acid

Explanation:
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Filed Under: General Science
Exam Prep: GATE , CAT , Bank Exams , AIEEE

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Q:

Jatra is a traditional theatre form of which of the following states of India?

A) Maharashtra B) Bihar
C) Andhra Pradesh D) West Bengal
 
Answer & Explanation Answer: D) West Bengal

Explanation:

Jatra is a traditional theatre form of the state West Bengal in India.

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Filed Under: Indian Geography
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Q:

The demand curve shows the relationship between

A) good price and the service B) quantity demanded and the price of the good
C) quality and quantity of the good D) quality and price of the good
 
Answer & Explanation Answer: B) quantity demanded and the price of the good

Explanation:
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Filed Under: Indian Economy
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Q:

Which of the following PSU had received 'Top Challengers' and 'Best Mining Equipment Seller Award', recently?

A) BEML B) IOCL
C) BEL D) BSNL
 
Answer & Explanation Answer: A) BEML

Explanation:

BEML - Bharat Earth Movers Limited is the PSU which had received 'Top Challengers' and 'Best Mining Equipment Seller Award' recently for the year 2017 - 2018. 

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Filed Under: General Awareness
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Q:

During the light reactions of photosynthesis

During_the_light_reactions_of_photosynthesis1553000283.jpg image

A) the energy from sunlight is absorbed by the pigment chlorophyll B) the water are obserbed by roots
C) the sunlight is reflected by the leaf pigments D) All the above
 
Answer & Explanation Answer: A) the energy from sunlight is absorbed by the pigment chlorophyll

Explanation:

During the light reactions of photosynthesis the energy from sunlight is absorbed by the pigment chlorophyll present in the chloroplasts of the leafs.

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Filed Under: Biology
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