Questions

Q:

The colour of a thin film is due to

A) Scattering B) Dispersion
C) Diffraction D) Interference
 
Answer & Explanation Answer: D) Interference

Explanation:

In physics, interference is a phenomenon in which two waves superpose to form a resultant wave of greater, lower, or the same amplitude. The color bands in thin films are a result of wavelength dependent interference caused by the close spacing of the surfaces of the film.

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

6 2008
Q:

Crystal size in igneous rocks is determined by

Answer

Crystal size in igneous rocks is determined by rate of cooling i.e, the time taken by magma to cool down. 


 Crystal_size_in_igneous_rocks_is_determined_by1554209716.jpg image


 


Hence, the slower the rate of cooling the larger the crystals. The faster the rate of cooling the smaller the crystals.

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Subject: General Science Exam Prep: Bank Exams , AIEEE
Job Role: Bank Clerk , Analyst

1 2008
Q:

Light passes through the following structures in which order?

A) Cornea, Pupil, Lens and Retina B) Cornea, Retina, Lens and Pupil
C) Retina, Lens, Pupil and Cornea D) None of the above
 
Answer & Explanation Answer: A) Cornea, Pupil, Lens and Retina

Explanation:

From the cornea, the light passes through the pupil. From there, it then hits the lens, the transparent structure inside the eye that focuses light rays onto the retina. The iris, or the colored part of your eye, regulates the amount of light passing through. 

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Filed Under: General Science
Exam Prep: AIEEE , Bank Exams
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1 2007
Q:

Who will be India's Republic Day chief guest in 2019?

A) Donald Trump B) Cyril Ramaphosa
C) Theresa May D) Scott Morrison
 
Answer & Explanation Answer: B) Cyril Ramaphosa

Explanation:

South Africa's President Cyril Ramaphosa will be India's Republic Day chief guest in 2019.

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Filed Under: General Awareness
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1 2007
Q:

Who were confirmed with the India's highest civilian honour Bharat Ratna for 2018?

Answer

1) Former President - Pranab Mukherjee


2) Social activist Late - Nanaji Deshmukh


3) Singer Late - Bhupen Hazarika


were confirmed with the India's highest civilian honour Bharat Ratna for 2018.

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Subject: General Awareness Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

0 2007
Q:

A   parallel-plate   capacitor,with   air   in between  the  plates,  has  capacitance  C. Now  the  space  between  the  two  plates  of the  capacitor  is  filled  with  a  dielectric  of dielectric constant 7. Then the value of the capacitance will become

A) C B) C/7
C) 7C D) 14C
 
Answer & Explanation Answer: C) 7C

Explanation:

As  the  capacitance  is  charged  by the  factor  equal  to  the  value  of dielectric constant, Hence, C’ = kC = 7C

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Filed Under: Physics
Exam Prep: Bank Exams

0 2007
Q:

Where is Zoroastrianism practiced?

A) India B) Iran
C) Both A & B D) None of the above
 
Answer & Explanation Answer: C) Both A & B

Explanation:

Zoroastrianism, the ancient pre-Islamic religion of Iran that survives there in isolated areas and, more prosperously, in India, where the descendants of Zoroastrian Iranian (Persian) immigrants are known as Parsis, or Parsees.

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Filed Under: Indian Geography
Exam Prep: AIEEE , Bank Exams , CAT
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2 2007
Q:

Who has won the Men's & Women's singles event at the 83rd Senior National Badminton Championships 2019?

A) Parupalli Kashyap & Saina Nehwal B) Sourabh Verma & Elise Merten
C) Sourabh Verma & Saina Nehwal D) Parupalli Kashyap & Elise Merten
 
Answer & Explanation Answer: C) Sourabh Verma & Saina Nehwal

Explanation:
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Filed Under: Sports
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

0 2007