Answer / guest

1/4E(E decreses by 4 times)

Answer / arghya

Now.
E=I/2*I/2*R=E(prev)/4

Answer / govind

E also depends on R.. if R is 4R & I is I/2, then E is Constant,
Therefore i think E depends on R also....

Answer / archana

Reduces by 4 times

Answer / guest

I think that Arghya is right

The difference between a number and its three-fifth is 50. What is the number? (a) 75 (b) 100 (c) 125 (d) 80 (e) None of these

7 Answers   IBPS, UPSC,

a merchant surveyed 400 ppl.180 learned abt the sale of radio,190 from TV,190 from newspaper,80 from radio and TV,90 from radio and newspapers,50 from TV and newspapers,30 from all the three sources.draw a venn diagram n explain how many learnt a) newspapers or radio, but not from both? b) only from newspapaers? c) from radio or television but not the newspaper? d) from radio and television but not the newspaper? e) from atleast two of the three media?

0 Answers  

1. A plane travels 695km with wind and 498km aginst the wind in same time.The speed of wind is 21km/hr. Find the speed of plane?

5 Answers   Satyam, TCS,

The average between a two digit number and the number obtained by interchanging the digits is 9. What is the difference between the two digits of the number? (a) 8 (b) 2 (c) 5 (d) Cannot be determined (e) None of these

4 Answers   Attra, Toshiba,

Total balls z,red balls N remaining are blak balls,then %of black balls equal to

0 Answers  

Instead of multiplying a number by 7, the number is divided by 7. What is the percentage of error obtained?

0 Answers   3i Infotech, Amazon, Canara Bank,

how to create the alarm using sql queries.In the sense i need to make the computer to produce beep sound for each 1 minute.(hint: by chr(7) we can produce the beep sound)

0 Answers  

1. There is a 3 digit no. The sum of the digits is 10. Middle digit= sum of other two digits. Also, when the first n last digits are swapped keeping middle digit as it is, the no. obtained would be 99 greater than the original. Find the no

3 Answers   Fresher,

How many people are there in the queue if I am 7th in the queue from either end?

0 Answers   Aricent,

I Need Change For 100 Rs It Should Not Be 10 Rs Notes But It Should Contain 10 Notes, Any Ideas?

30 Answers   HCL, MAHINDRA, Wipro,

one rectangular plate with length 8inches,breadth 11 inches and 2 inches thickness is there.what is the length of the circular rod with diameter 8 inches and equal to volume of rectangular plate?

3 Answers   Accenture, ADP, TCS,

a block of ice floats on water in a beaker, as the ice melts,the water level in the beaker will

0 Answers   DSQ Software,