Questions

Q:

As water is cooled from 4 deg C to 0 deg C, its density

A) increases B) decreases
C) remains same D) None of the above
 
Answer & Explanation Answer: B) decreases

Explanation:

As water is cooled from 4 deg C to 0 deg C, the water reaches its freezing point and starts forming ice crystals. Then the volume of that ice cubes increases and its density decreases. Hence, it is the reason that ice will float on water as ice has less density than the water.

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Filed Under: Physics
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6 2622
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:

Nucleoli are present during

A) prophase B) anaphase
C) interphase D) prometaphase
 
Answer & Explanation Answer: C) interphase

Explanation:

Nucleoli are present during Interphase.

Chromosomes become visible during Prophase.

Centromeres divide and sister chromatids become full-fledged chromosomes during Anaphase.

Spindle fibers attach to kinetochores during Prometaphase.

 

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Filed Under: Biology
Exam Prep: AIEEE
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Q:

Which one of the following is true of tRNAs?

A) tRNAs are double-stranded. B) There are four types of tRNA.
C) Each tRNA binds a particular amino acid. D) All of the above
 
Answer & Explanation Answer: C) Each tRNA binds a particular amino acid.

Explanation:

tRNA abbreviated as A transfer RNA is an adaptor molecule composed of RNA, typically 76 to 90 nucleotides in length, that serves as the physical link between the mRNA and the amino acid sequence of proteins.

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Filed Under: Biology
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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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3 2619
Q:

An increase in the quantity demanded means that

A) The demand curve shifted to right B) Price of the product has declined
C) Increase in consumer income D) All the above
 
Answer & Explanation Answer: D) All the above

Explanation:
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Q:

Choose odd one out

A) Cyberspace B) Internet
C) HTML D) WWW
 
Answer & Explanation Answer: C) HTML

Explanation:
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Filed Under: Computer
Exam Prep: Bank Exams

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