Questions

Q:

Which statement describes nuclear binding energy?

A) It is the energy that is required to overcome mass defect. B) It is the result of converting mass to energy.
C) It is the energy that is required to bind protons and neutrons together in a nucleus. D) None of the above
 
Answer & Explanation Answer: A) It is the energy that is required to overcome mass defect.

Explanation:

Nuclear binding energy is the minimum energy that would be required to disassemble the nucleus of an atom into its component parts. These component parts are neutrons and protons, which are collectively called nucleons.

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Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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Q:

Kaolin is chemically classified as

A) Argillaceous rock B) Silicious rock
C) Metamorphic rock D) Calcareous rock
 
Answer & Explanation Answer: A) Argillaceous rock

Explanation:

Kaolin is chemically classified as Argillaceous rock.

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Filed Under: Chemistry
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Q:

Write a c program for binary search.

Answer

#include<stdio.h>
int main(){

    int a[10],i,n,m,c=0,l,u,mid;

    printf("Enter the size of an array: ");
    scanf("%d",&n);

    printf("Enter the elements in ascending order: ");
    for(i=0;i<n;i++){
         scanf("%d",&a[i]);
    }

    printf("Enter the number to be search: ");
    scanf("%d",&m);

    l=0,u=n-1;
    while(l<=u){
         mid=(l+u)/2;
         if(m==a[mid]){
             c=1;
             break;
         }
         else if(m<a[mid]){
             u=mid-1;
         }
         else
             l=mid+1;
    }
    if(c==0)
         printf("The number is not found.");
    else
         printf("The number is found.");

    return 0;
}

Sample output:
Enter the size of an array: 5
Enter the elements in ascending order: 4 7 8 11 21
Enter the number to be search: 11
The number is found.

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Subject: Programming

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Q:

What is the Capital of Namibia?

A) Windhoek B) Mogadishu
C) Utrecht D) Mombasa
 
Answer & Explanation Answer: A) Windhoek

Explanation:

Windhoek is the Capital of Namibia.

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Filed Under: World Geography
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Q:

What organelle is responsible for photosynthesis?

A) mitochondria B) Cytoplasm
C) Chloroplasts D) Ribosomes
 
Answer & Explanation Answer: C) Chloroplasts

Explanation:

Chloroplasts are organelles in plant and bacteria cells that contain the chlorophyll is responsible for photosynthesis.

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Filed Under: General Science
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Q:

In Which three languages is the Rosetta Stone written?

Answer

Greek, demotic Egyptian and hieroglyphics.

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Subject: World History

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Q:

The Nobel Prize in Economics was started in

A) 1901 B) 1936
C) 1957 D) 1967
 
Answer & Explanation Answer: D) 1967

Explanation:
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Filed Under: Books and Authors

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Q:

Who is the author of ' The Accidental Prime Minister - The Making and Unmaking of Manmohan Singh'

Answer

Sanjaya Baru

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