Most popular questions and responses by SONU
  1. physics

    A man running horizontal road with velocity 8 km/hr. Find the rain falling vertically downward direction. When he increases speed to 12 km/hr he find rain drops are falling at an angle 30' with downward vertically. What will be the velocity of rain?

    asked on July 28, 2011
  2. Math

    Diameter and length of a roller are 84cm and 120cm .In how many revolutions can the roller level the playground of area 1584m²?

    asked on June 13, 2016
  3. mathematical methods for economics

    in a class of 300 students,they were given mathematics test in three subjects namely,economics,statistics and mathematics,90 students failed in economics,100 failed in statistics,96 failed in mathematics,60 failed in economics and statistics,64 failed in

    asked on November 21, 2016
  4. maths

    a stone is dropped into a well 44 meter deep and the sound of speash is heared after 3.12 second find the speed of sound air

    asked on March 25, 2015
  5. physics

    A clock has its second hand 2 cm long. What will the average velocity of the tip of the second hand in 15 seconds.

    asked on July 21, 2011
  6. math

    if the line y=1.732(x-1.732) cuts the parabola y^2=x+2 at the point A and B. find PA.PB, where P is the point where line cuts the x-axis.

    asked on August 8, 2011
  7. Science

    Arun has prepared 0.01 percent of solution of sodium chloride in water .Clculate mass of solute and mass of solvent.

    asked on July 22, 2016
  8. trig

    Find the smallest positive value of x(in degree) for which tan(x+100°)=tan(x+50°)*tanx*tan(x-50°)

    asked on August 13, 2011
  9. gk

    2/3 OF STUDENTplay piano 1/2 of the students who play the piano also play the violin 1/4 of those students also play flute what fraction of students plays all three instruments

    asked on December 6, 2015
  10. physics

    A Second's pendulum is suspended from the roof of a lift.What will be the time period of the Pendulum if the lift is moving up with an acceleration of 2m/sec^2

    asked on November 11, 2014
  11. Science

    0.745 g of kcl disloved in 100 ml of water,then molarity?

    asked on November 4, 2016
  12. bege101

    write a passage using rhetorical devices on a person ,idea or ideology in about 300 words

    asked on July 23, 2012
  13. math

    what will be equation of latus rectum of parabola x^2-2x+4y=0.

    asked on August 8, 2011
  14. math

    if equation of directrix of a parabola is 2x+3=0, axis is 2y-3=0 and length of latus rectum is 6 then what will be the focus?

    asked on August 8, 2011
  15. math

    An equitorial triangles is inscribed in the parabola y^2=4ax, where one vertex is vertex of parabola. what will be the length of the side of triangle?

    asked on August 8, 2011
  16. english

    Example of literary and non literary prose by citing example?

    asked on June 28, 2011
  17. chemistry

    if all the sulphur atoms from 9.8 kgh2so4 are removed and converted to s8 than how many moles of s8 can be prepared?

    asked on June 5, 2014
  18. Math

    Mrs. Renu wants to deposit a regular amount at the beginning of each quarter for 3 years. The bank pays interest @ 8% per annum. Find the quarterly deposits if Mrs. Renu will get Rs. 40000 at the end of 3 years.

    asked on January 31, 2017
  19. math

    The denominator of a fraction exceeds the numerator by 1.if 2 be taken from each ,the sum of the reciprocal of the new fraction and 4 times the original fraction is 5 .find the original fraction?

    asked on November 1, 2016
  20. math

    find whether the line 2x-y=0 is tangent, real chord on imaginary chord to the parabola y^2-2y+4y=0.

    asked on August 8, 2011
  21. math

    if one point of a focal chord of a parabola x^2-8y=0 is (-4,2), what will be the other end of the focal chord.

    asked on August 8, 2011
  22. math

    what will be the focus and directrix of parabola y*y = -16x.

    asked on August 8, 2011
  23. math

    find whether the point (2,10/3) lie inside or outside the parabola 2x-x^2+3y=0.

    asked on August 8, 2011
  24. physics

    A man starts running a race with velocity v. in the begining of race he finds wind is blowing at an angle alpha with the track. As he progress straight horizontal road wind appears to rotate uniformly and by the gime he completes the race wind appears to

    asked on July 27, 2011
  25. chemistry


    asked on June 5, 2014
  26. algebra

    If dx=-18 and D=3 are the values of certain simultaneous equation in x and y. What is the value of y

    asked on January 12, 2012
  27. math

    please help, a field is in the form of a parallelogram whose base is 420m and height is 3.6 dam. find the cost of watering at 10 ps per sq.m

    asked on June 2, 2011
  28. math

    if right angle haveing perimeter=36,diagnol=15 then area=?

    asked on March 28, 2011
  29. science

    Can a car climb over ramp of slope of 1m vertical to 2.4m horizondal

    asked on July 24, 2010
  30. st. marry

    how to solve it [2-3(2-3)to the power 3]hole to the power 3

    asked on February 19, 2010
  31. Chemistry

    Dalton partial pressure

    asked on September 11, 2018
  32. Science

    If 100 bacteria get into our body and reproduce every 20 minutes how many will there be in 2 hours? Search answer.

    asked on June 13, 2016
  33. Science

    If 100 bacteria get into our body and reproduce every 20 minutes how many will there be in 2 hours?

    asked on June 5, 2016
  34. science

    find the mole fraction of sodium in 25% by massof sodium amalgum

    asked on June 5, 2014
  35. math

    Sin 3x=3 sin x-4 sin^3 x

    asked on July 8, 2013
  36. math

    Find all the points om the parabola y^2=8x, whose focal distace is 4.

    asked on August 8, 2011
  37. Physics

    A train compartment of size 4m and 3m is moving on a horizontal track. A man fires a shot from outside with a velocity 10 m/s at an angle 53' with the track. A person sitting inside the compartment observe the bullet one corner to diagonally uposite coner.

    asked on July 27, 2011
  1. Physics

    Not satisfactory solution get

    posted on March 19, 2019
  2. math

    G= (1/3) R , R = (1/6 ) Y , Y = 6R suppose total Marbels = G + R + Y = X Part of Y = Y/X = Y/ (G + R + Y) = 6R / (R/3 + R + 6R) = 18 R/ 22 R = 9/11

    posted on May 17, 2018
  3. math


    posted on December 7, 2017
  4. maths


    posted on March 8, 2017
  5. math

    A car driver completes a 180km trip in 4hour. If he averages 50km/h during the first 3 hour of t

    posted on March 1, 2016
  6. Physics

    i want convertions

    posted on August 27, 2012
  7. physics

    A prmjectile is lanched on horizontal plane. Variation of slop of trajectory of projectile. Where m=0 to 1 and t=0 to 10 s. What will be horizotal range?

    posted on July 24, 2011