Donny

Most popular questions and responses by Donny
  1. social studies

    1. In which of the following areas is there a large concentration of American Indian and First Nations peoples? A. the interior west of the United States and Canada B. the Atlantic and Pacific coasts of the United States and Canada--------- C. the Great

    asked on August 31, 2018
  2. Social studies

    Right a paragraph describing how the US government manage the economy during World War in the economic effects of that management consider the roles played by The Food Administration the War Industries Board (WIB) in the war Labor Board. I do not get this

    asked on March 11, 2019
  3. Chemistry

    How much heat (in kilojoules) is released on reaction of 5.30 g of Al?

    asked on November 1, 2015
  4. physics

    The hammer throw is a track-and-field event in which a 7.30-kg ball (the hammer) is whirled around in a circle several times and released. It then moves upward on the familiar curved path of projectile motion and eventually returns to the ground some

    asked on July 1, 2013
  5. Physics

    A uniform solid sphere of mass M and radius R is rolling without sliding along a level plane with a speed v = 2.70 m/s when it encounters a ramp that is at an angle è = 20.4° above the horizontal. Find the maximum distance that the sphere travels up the

    asked on October 16, 2010
  6. Hard Physics Problem

    The flywheel of an old steam engine is a solid homogeneous metal disk of mass M = 131 kgand radius R = 80 cm.The engine rotates the wheel at 580 rpm. In an emergency, to bring the engine to a stop, the flywheel is disengaged from the engine and a brake pad

    asked on October 25, 2010
  7. Physics/Calculus

    At a county fair, a boy and two friends bring their teddy bears on the giant Ferris wheel. The wheel has a diameter of 14.8 m, the bottom of the wheel is 1.8 m above the ground and its rim is moving at a speed of 1.0 m/s. The boys are seated in positions

    asked on October 14, 2010
  8. Physics

    The flywheel of an old steam engine is a solid homogeneous metal disk of mass M = 114 kgand radius R = 80 cm.The engine rotates the wheel at 540 rpm. In an emergency, to bring the engine to a stop, the flywheel is disengaged from the engine and a brake pad

    asked on October 24, 2010
  9. arithmetic

    round .44857 to the nearest hundreths?

    asked on October 25, 2013
  10. Marketing

    A. Explain the concept of NET MARKETING CONTRIBTION. B. What fundamental marketing strategies can a business pursue to grow marketing profits? C. Use examples to illustrate these various strategies.

    asked on April 30, 2012
  11. 11th grade

    Angle QRS is a straight angle. If a=2c, c=2b, and b=d/3, what are the values of a,b,c,and d? a+b+c+d = 180

    asked on January 12, 2010
  12. Physics

    A spaceship is launched from the Earth's surface with a speed v. The radius of the Earth is R. What will its speed be when it is very far from the Earth? (Use any variable or symbol stated above along with the following as necessary: G for the

    asked on November 3, 2010
  13. Marketing

    You are interested in opening a SNOW BIZ snow cone shack. The SNOW BIZ company who wants to franchise this business to you has provided the following general information: Cost to make each snow cone: $0.25 ice, $0.05 plastic cone holder, $0.03 plastic

    asked on April 30, 2012
  14. Physics

    A disk with a mass of 13 kg, a diameter of 25 cm, and a thickness of 8 cm is mounted on a rough horizontal axle as shown on the left in the figure. (There is a friction force between the axle and the disk.) The disk is initially at rest. A constant force,

    asked on October 25, 2010
  15. Business math

    find the annual percentage rate on a loan of $1,500 for 18months if the loan requires $190 interest and is repaid monthly.

    asked on May 13, 2017
  16. physics

    A student tools along in his new Vette weaving in and out of slow traffic, overtaking little kids boarding the school bus, passing school zones without a second glance, cutting off ambulances and fire trucks, running yellow lights, red lights, yield signs,

    asked on August 30, 2014
  17. algebra

    two planes take off from an airport at the same time and head in opposite directions at 260mph and 275mph respectively. in how many hours will they be 1605 miles apart?

    asked on October 17, 2010
  18. trig

    can someone please help me with this problem. i'm doing my review right now and i'm stuck? Find cos(s + t) given that cos s = 1/3, with s in quadrant 1, and sin t = -1/2, with t in quadrant 4.

    asked on April 30, 2010
  19. Math

    Angle QRS is a straight angle, so a+b+c+d = 180. If a=2c, c=2b, and b=d/3, what are the values of a,b,c,and d?

    asked on January 12, 2010
  20. chem

    can someone tell me which of the following elements are expected to be the most easily reduced: Ca, Sr, P, or Cl? thanks Reduction is the gain of electrons. In general, electrons are more easily gained by elements from left to right in the periodic table

    asked on March 8, 2007
  21. math

    a car traveled 91 miles in 3 1/4 hours. What is the cars average speed in miles per hour?

    asked on May 4, 2014
  22. Marketing

    Many companies introduce products that compete not only with their competitors’ brands but with their own internal brands. A. Under what conditions would you introduce a new product that you are sure will cannibalize one of your existing products? B. Why

    asked on April 30, 2012
  23. calculus

    2 forces F1 = 2i-3j and F2 = 3i + 12j are applied at a point. What force F must be applied at the point to counteract the resultant of these 2 forces?

    asked on February 14, 2011
  24. MATH GURU, PLEASE HELP

    The company offers two types of sales: 1. Internet sales; 2. Store sales. The marketing research manager believes that the Internet sales are more than 10% higher than store sales. The null hypothesis would be: A. Pinternet–Pstore >.10 B.

    asked on November 17, 2010
  25. Statistics/Math- Please Help

    How can you determine if you are using a two tailed test vs a one tailed test? For example, for the below, which test would I use? Based on this data, at α =.01, can we conclude that the proportion of democrats who favor “junk food" tax is more than 5%

    asked on November 17, 2010
  26. INFO TECH

    I AM MAKING A GANTT CHART IN MS PROJECT.I CANNOT CHANGE THE START AND FINISHVDATE...IT IS SOMEHOW BLOCKED TO USE THE DROP DOWN MENU . THE TASK TYPE SAYS IT IS A "FIXED DURATION"...i CANNOT CHANGE THAT EITHER. PLEASE ADVISE!!

    asked on November 19, 2009
  27. physics

    An object travels 50 meters at 90° in 6 seconds and then travels 50 meters at 245° in 13 seconds. (a) What is the magnitude of the objects resultant displacement? (b) What is the direction of the objects resutlant displacement? (c) What is the magnitude

    asked on August 13, 2014
  28. math

    Two mechanical shafts are joined together at their ends. Together, their total length is 17 2/9 ft. If one shaft is 7 5/9 ft long. How long must the other shaft be?

    asked on May 4, 2014
  29. vector calculus

    Show that the given line integral is independent of path.Then, evaluate the line integral I by finding a potential function f and applying the Fundamental Theorem of Line Integrals. I=ç_{(0,0)}^{(1,2)}(x+y)dx+(x-y)dy

    asked on November 28, 2011
  30. Physics

    A disk with a mass of 18 kg, a diameter of 50 cm, and a thickness of 8 cm is mounted on a rough horizontal axle as shown on the left in the figure. (There is a friction force between the axle and the disk.) The disk is initially at rest. A constant force,

    asked on October 24, 2010
  1. geometry

    C A B A B A A A D C B A D C B B D A C

    posted on March 15, 2019
  2. Math

    I need help please on the lesson 11 percents unit test

    posted on January 10, 2019
  3. social studies

    So would that make 2.A and 3. A person moves from Canada to the United States to escape the cold weather: immigration and A person moves from China to Canada in search of work: interior migration

    posted on August 31, 2018
  4. physics

    Basically... yeah.

    posted on August 24, 2017
  5. Physics

    my 1 f) are as follows: -1.17e-7 4.72 -1.01e9 2.81e-7 1.567 -3.62e8 the answers you provided for Q6 a regarding wavelength are wrong in my case though. i have a value of k=1e2 and omega= 3e10 also Q3 completely wrong (formulas provided will be appreciated)

    posted on May 16, 2013
  6. Physics

    FLu, these are the following: Q3 (all) Q5 b) Q6 Q7 Q8 i know its a lot :S

    posted on May 16, 2013
  7. Physics

    flu i am stuck on the rest of them :/ you have some answers?

    posted on May 15, 2013
  8. Physics

    and omega is 1.03e11

    posted on May 15, 2013
  9. Physics

    oh btw k is 501.27

    posted on May 15, 2013
  10. Physics

    you're welcome. i need help with the remaining questions if you don't mind

    posted on May 15, 2013
  11. Physics

    i think you meant b... did the rest of the answers work? the formula is c/v ; c=speed of light, v= speed of what you calculated in which it would be (1.03e11)/(5*100)

    posted on May 15, 2013
  12. Physics

    a)0.0126 b)1.63e10 c)1.46 , (E_0*n)/c d)... help

    posted on May 14, 2013
  13. Physics

    please do help on this one

    posted on May 6, 2013
  14. Physics

    can u help me on the RL circuit question 1 and 2?

    posted on May 6, 2013
  15. Physics

    anyone can help me on the RL circuits?

    posted on May 6, 2013
  16. Physics

    i need help on the RL and RLC circuits :/

    posted on May 5, 2013
  17. Physics

    need help on 2 RL circuits D:

    posted on May 5, 2013
  18. Physics

    magnetic loop is the only one i can't solve

    posted on April 28, 2013
  19. Physics

    the brackets... BRACKETS ((1.25663706*10^-6*(1*0.08*0.001))/2*pi*0.08)*ln(1+(0.08/0.22)) = 3.91822*10^-12 ((1.25663706e-6)*(1*0.08*0.001))/(2*pi*0.08)*ln(1+(0.08/0.22))= 6.2030986e-11

    posted on April 28, 2013
  20. Physics

    ((1.256637061e-6)*(1*0.08*0.001))/(2*pi*0.08)*(ln(1+(0.08/0.22))

    posted on April 28, 2013
  21. Physics

    sorry its supposed to be 6.++e-11 if you have your fx-570MS calculator you should be able to find mu_0 there. don't bother expanding the values

    posted on April 28, 2013
  22. Physics

    I have only the Bx and By, I assume you have them? it is both 0 with mine. I could not figure Bz out yet but will let you know when I do.

    posted on April 28, 2013
  23. Physics

    Flu our values may vary so i am not certain. but the formulas are fine if you could assist me on Q5 Flu ?

    posted on April 28, 2013
  24. Physics

    now someone please help me with this question A current I=2.9 A flows around a continuous path that consists of portions of two concentric circles of radii a and a/2, respectively, where a=4 cm, and two straight radial segments. The point P is at the

    posted on April 28, 2013
  25. Physics

    it has to be in meters I=J*w*s (w and s are in meters so change them) then B= (mu_0*(J*w*s))/(2*pi*w)*(ln(1+w/x)) all are in meters. should get something like a 6.++e-7

    posted on April 28, 2013
  26. Physics

    X10 do you know how to solve for the magnetic field of a loop? i've been cracking my head

    posted on April 28, 2013
  27. MATH GURU, PLEASE HELP

    Not sure what no difference means. I was thinking that it was D for the answer but reading your response makes me think it may be E? If you can explain more that would be helpful. Thanks

    posted on November 18, 2010
  28. Physics

    Thank you.

    posted on October 16, 2010
  29. Physics/Calculus

    I tried to solve for the time using: 1.5=-1/2*(9.81)t^2 but I'm not getting the right answer.

    posted on October 8, 2010
  30. trig

    yes, (√3 + 2√2)/6 is the correct answer/form. thank you for your help!

    posted on April 30, 2010
  31. trig

    this is the wrong answer..

    posted on April 30, 2010