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Q:

According to the modern Periodic Law, the properties of elements are periodic functions of their

A) volency B) atomic mass
C) number of neutrons D) atomic number
 
Answer & Explanation Answer: D) atomic number

Explanation:

Atomic number is the serial number of an element in the periodic classification of elements. It gives the number of protons and also the number of electrons in an atom.

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Filed Under: Chemistry

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Q:

Market regulation system was introduced by

A) Illtutmish B) Ala-ud-din Khilji
C) Ghias-ud-din D) Muhammad Bin-Tughlaq
 
Answer & Explanation Answer: B) Ala-ud-din Khilji

Explanation:

Market regulation system was introduced by Ala-ud-Din Khilji. He was the second and the most powerful ruler of the Khalji dynasty that ruled the Delhi Sultanate in the Indian subcontinent. 

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Filed Under: Indian History
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Q:

South West Monsoon generates in ___.

 

A) Arabain Sea B) Indian Ocean
C) Bay of Bengal D) Himalayas
 
Answer & Explanation Answer: B) Indian Ocean

Explanation:
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Filed Under: Indian Geography
Exam Prep: Bank Exams

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Q:

Which type of memory is not directly addressable by the CPU and requires special software called EMS ?

A) Expanded B) Base
C) Conventional D) None
 
Answer & Explanation Answer: A) Expanded

Explanation:
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Filed Under: Computer
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Q:

The original ASCII code used ___________ bits of each byte, reserving that last bit for error checking ?

A) 5 B) 6
C) 7 D) 8
 
Answer & Explanation Answer: C) 7

Explanation:
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Filed Under: Computer
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Q:

Quartz composed of which two elements

A) Iron and magnesium B) Iron and oxygen
C) Oxygen and silicon D) Silicon and iron
 
Answer & Explanation Answer: C) Oxygen and silicon

Explanation:
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Filed Under: World Geography

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Q:

...................is called the "land of a  thousand lakes"

A) Canada B) Finland
C) Switzerland D) Sweden
 
Answer & Explanation Answer: B) Finland

Explanation:
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Filed Under: World Geography

8 5082
Q:

Which color has the highest frequency?

A) Violet B) Red
C) Indigo D) Green
 
Answer & Explanation Answer: A) Violet

Explanation:

In VIBGYOR. It has colors ordered from highest to lowest frequency.

 

              Violet > Indigo > Blue > Green > Yellow > Orange > Red

 

That says Violet has the highest frequency.

We know, Speed of light = Frequency x Wavelength

=> As frequeny is inversely proportional to wavelength i.e, as frequwncy goes high wavelength goes down.

 

So, the violet color has the highest frequency.

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Filed Under: Physics
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