Praveen

Most popular questions and responses by Praveen
  1. 11th Grade Physics

    The maximum speed of a bus is 72km/h, it accelerates uniformly at the rate of 1m/s^2 and retards uniformly at the rate of 4m/s^2. Find the least time in which it can do a journey of 1km ?

    asked on July 27, 2010
  2. 11th Grade Physics

    An aircraft has a take-off speed 180km/h and has length 250m from the start just before take-off a serious snag is detected in the engine and the aircraft failed to take-off. There is a wall at a distance 'd' = 230m ahead of the take-off point. The pilot

    asked on July 27, 2010
  3. 11th Grade Physics

    An aircraft has a take-off speed 180km/h and length 250m from the start just before take-off a serious snag is detected in the engine and the aircraft failed to take-off. There is a wall at a distance 'd' = 230m ahead of the take-off point. The pilot

    asked on July 27, 2010
  4. arithmetic

    A set of 7 numbers has a mean of 9. What additional number must be included in this set to create a new set with a mean that is 3 less than the mean of the original set?

    asked on October 20, 2014
  5. business law

    what does LLC means. I know the full form of it. I want to know your definition in simple english ( english is my 2nd language). I read the internet, i still don't understand it. This seems like a simple definition: "Business owners form a Limited

    asked on April 27, 2007
  6. Physics

    A capacitor of 4.5 MF, charged to 50v, is connected to another capacitor of = MF, charged to 100v. The total energy of the combination is

    asked on August 4, 2011
  7. business law

    Which type of partners in limited partnership should participate in management? a) General partners only b)Limited partners only. c)Both general and limited partners. d)General partners only, unless there are no general partners, and in that case, limited

    asked on April 12, 2007
  8. physics

    A thin steel hoop of weight W and radius r starts from rest at A and rolls down along a circular cylindrical surface of radius a as shown in Fig. G. Determine the angle defining the position of point B where the hoop will begin to slip if the coefficient

    asked on April 14, 2013
  9. Math

    In an examination of 100 marks a person attempted 77 questions and got 42 correct answer and 35 wrong answer. If each correct answer carried 2 marks and wrong answer carried 0.50 marks. How much total marks the person scored?

    asked on September 22, 2016
  10. Science

    What will be the vapor pressure of Mono Chloro Benzene at 180 - 250 degree Celsius.

    asked on August 28, 2012
  11. 11th Grade Physics

    If a particle's motion is described as x = ut+1/2at^2, where x is position, t is time and u and a, are constants. Show that the acceleration of the particle is constant

    asked on August 5, 2010
  12. science

    what is the immediate response of human body soon after a poisoning.what type of reactions take place?

    asked on January 29, 2010
  13. Physics

    Determine lamda m Oments wavelength of the peak of the Planck distribution annd the corresponding frequency f at these temperature a) 3.00k. b)300k c)3000k

    asked on September 6, 2018
  14. math

    if x y is 25 more than x-y then x is what percent of y ?

    asked on May 22, 2014
  15. 11th Grade Physics

    A bus is moving with a velocity of 10m/s. A motor cyclist wishes to overtake the bus in 60 seconds. With what velocity the motor cyclist should chase the bus which is 1km ahead of him?

    asked on August 5, 2010
  16. Physical Science

    How much energy is released when 10 gm of steam at 100 degree Celsius turns to ice at 0 degree Celsius

    asked on November 13, 2016
  17. math(urgent)

    if x+ y is 25 more than x-y then x is what percent of y ?

    asked on May 22, 2014
  1. science

    Is it correctly6

    posted on November 14, 2017
  2. chemistry

    5/2 mole of h2o2 is required

    posted on September 17, 2017
  3. 10th grade math

    24.333333333

    posted on November 13, 2016
  4. business math

    Answer: $9.94/pound Shop paid: 600 lbs X $5.59 = $3,354 Assuming 10% spoilage, shop really purchased only 540 lbs at a total cost of $3,354 The cost to the shop including the spoilage = $6.21/lb 60% markup = $9.94/lb

    posted on October 20, 2014
  5. math

    i think B is correct

    posted on May 22, 2014
  6. chemistry

    heat gained by rod + heat lost by H2O = 0 [mass Fe x specific heat Fe x (Tfinal-Tinitial)] + [mass H2O x specific heat H2O x (Tfinal-Tinitial)] = 0 32.2*0.450*(58.6-22.3)+m*4.179*(58.6-63.9)=0 525.987=m*22.148 m=23.748 grams

    posted on April 7, 2014
  7. chemistry

    heat gained by rod + heat lost by H2O = 0 [mass Fe x specific heat Fe x (Tfinal-Tinitial)] + [mass H2O x specific heat H2O x (Tfinal-Tinitial)] = 0 32.2*0.450*(58.4-22.8)+m*4.179*(58.4-63.7)=0 515.844=m*22.148 m=23.3 grams

    posted on April 7, 2014
  8. 11th Grade Physics

    The answer to this question is 62.5s. Can you please explain it properly what is that Vf^2 = 2ad

    posted on July 28, 2010
  9. 11th grade Physics

    So what can i do and please keep your lecture to yourself. I also know aht u wrote!!! And please help me and don't give moral lecture. N i didn't insult or make fun of anyone i just wanted help which i didn't get because you wrote something else out

    posted on July 27, 2010