Questions

Q:

Solve this logical Math puzzle?

logical_thinking_puzzle1536132282.jpg image

Answer

Let that something be 'x'


From the given data,


x + x/5 = 21


5x + x/5 = 21


6x = 21 x 5


=> x = 17.5


 


Hence, that something is x = 17.5.

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8 6047
Q:

On which day ' National Science Day ' is celebrated in India ?

A) February 23 B) February 25
C) February 26 D) February 28
 
Answer & Explanation Answer: D) February 28

Explanation:

National Science Day is celebrated in India on 28 February each year to mark the discovery of the Raman effect by Indian physicist Sir Chandrashekhara Venkata Raman on 28 February 1928.

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

23 6046
Q:

Who invented fuel cells in 1839?

A) Buckminster Fuller B) Sir William Grove
C) Sylvester Graham D) Joyce Hall
 
Answer & Explanation Answer: B) Sir William Grove

Explanation:
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Filed Under: Inventions

11 6044
Q:

what will be the output of the following code?

class Value
{
    public int i = 15;
}
public class Test
{
    public static void main(String argv[])
    {
        Test t = new Test();
        t.first();
    }
    public void first()
    {
        int i = 5;
        Value v = new Value();
        v.i = 25;
        second(v, i);
        System.out.println(v.i);
    }
    public void second(Value v, int i)
    {
        i = 0;
        v.i = 20;
        Value val = new Value();
        v =  val;
        System.out.println(v.i + " " + i);
    }
}

A) 15 0 2 B) 15 0 0
C) 15 20 0 D) 15 0 20
 
Answer & Explanation Answer: D) 15 0 20

Explanation:
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3 6042
Q:

Which of the following regions receives rainfall throughout the year?

 

A) Tundra B) Monsoon
C) Mediterranean D) Equatorial
 
Answer & Explanation Answer: D) Equatorial

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

1 6039
Q:

What building has the most stories?

Answer

A Libraury. It has more number of story books in it to read.

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Subject: Logic Puzzles Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
Job Role: Analyst , Bank Clerk , Bank PO

5 6037
Q:

What kind of apple isn't an apple?

A) Pineapple B) Akero apple
C) Adanac apple D) Aceymac apple
 
Answer & Explanation Answer: A) Pineapple

Explanation:

Except pineapple remaining all three are types of apples.

Pineapple is what kind of apple isn't an apple.

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Filed Under: Logic Puzzles
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
Job Role: Analyst , Bank Clerk , Bank PO , IT Trainer

4 6035
Q:

Hydrogen atom is excited from ground state to another state with principal quantum number equal to 4. Then the number of spectral lines in the emission spectra will be

A) 2 B) 6
C) 5 D) 3
 
Answer & Explanation Answer: B) 6

Explanation:

Number of spectral lines from a state n to ground state is

 

                   n(n-1)/2 = 6

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Filed Under: Physics
Exam Prep: AIEEE

11 6034