Friday

April 24, 2015

April 24, 2015

Total # Posts: 39

**auface area of solid shapes**

The volume of a circular cone of base radius and height is given by v = 1/3. 22/7. r^2 .h make r the subject of the formular
*March 4, 2015*

**english**

how to practice creative writing
*October 13, 2014*

**university**

Three point charges are placed on the x-axis. A charge of +2.0 ¦ÌC is placed at the origin, −2.0 ¦ÌC to the right at x=50 cm, and +4.0 ¦ÌC at the 100cm mark. What is the magnitude of the electrostatic force that acts on the ...
*September 19, 2014*

**university**

Three equal negative point charges are placed at three of the corners of a square of side d. What is the magnitude of the net electric field at the center of the square? (k=1/4ƒÎϵ0=8.99~109N⋅m2/C2 ) Express your answer in terms of the variables d, ...
*September 19, 2014*

**university**

A 5.0-ìC point charge is placed at the 0.00 cm mark of a meter stick and a -4.0-ìC point charge is placed at the 50 cm mark. At what point on a line joining the two charges is the electric field due to these charges equal to zero?
*September 19, 2014*

**math**

The length of a rectangle is 7 cm longer than its width. If the perimeter of the rectangle is 74cm, find the length and the area of the rectangle.
*August 16, 2014*

**physic**

The sports car in Figure 6 is travelling along 30 banked road having a radius of curvature of ñ=152 m. If the coefficient of static friction between the tires and the road is µs=0.2, determine the maximum safe speed so no slipping occurs. Neglect the size of the ...
*March 25, 2014*

**physic **

A box of mass 2 Kg lies on a rough horizontal floor with the coefficient of friction between the floor and the box being 0.5 (Figure 3). A light string is attached to the box in order to pull the box across the floor. If the tension in the string is TN, find the value that T ...
*March 25, 2014*

**physics**

Determine the distance to which the 90 kg painter can climb without causing the 4 m ladder to slip at its lower end A as shown in Figure 1. The top of the 15 kg ladder has a smaller roller, and at the ground the coefficient of static friction is 0.25. The mass center of the ...
*March 25, 2014*

**physics**

1 - Determine the distance to which the 90 kg painter can climb without causing the 4 m ladder to slip at its lower end A as shown in Figure 1. The top of the 15 kg ladder has a smaller roller, and at the ground the coefficient of static friction is 0.25. The mass center of ...
*March 25, 2014*

**math**

ʃ sin² cos² dx
*March 4, 2014*

**math**

thank you
*February 28, 2014*

**math**

ʃ ( tanx + cotx )² dx
*February 28, 2014*

**Politics**

What is the history of the formation of Democratic Socialism? Can you please provide links?
*October 6, 2013*

**physics**

post my answer plz
*June 29, 2013*

**physics**

a monatomic gas initially at 19 degree celsius is suddenly compressed to 1/10th its original volume .what is temperature after compression?
*June 29, 2013*

**Chemistry**

how can be a carbonyl compound separated from a non-carbonyl compound by: A. Filteration B. Crystallization C. Sublimation D. Solvent extraction
*June 23, 2013*

**math**

I was just doing this for my math homework right now!! P.S. to Bob, you did the last one wrong! It's actually 2,033, dumbo!
*January 9, 2013*

**maths**

if 2 cm on a map is 50 kms what is 8.5 cms on a map...how many kms ???
*January 9, 2013*

**maths**

make a true number sentence by filling in the missing number 14 +(3x2)= _________ (14 + 3)x2 = _______
*January 9, 2013*

**arithmetic**

2. A person walking along a straight road observed that at two consecutive kilometre stones the angles of elevation of a hill front of him are 40o and 80o respectively. Find the height of the hill.
*April 24, 2012*

**biology**

what is the length of trecha in men
*December 19, 2011*

**Math**

5 sisters to fill 2 spots so 4. 5*4=20 then 20/2= 10
*September 13, 2011*

**algebra**

The sum of the squares of two consecutive odd integers decreased by the product of the integers is the same as sixty-seven.
*May 4, 2011*

**algebra**

You have been put in charge of making pizza for the fundraiser. You are told to make the larger pizzas with a radius 3 less than twice the radius of the smaller pizzas. The difference in the area of the pizzas is to 24 pi. Find the radius of the smaller pizza.
*May 4, 2011*

**Physics**

A fan rotates from rest and accelerates 1 rad per square second for 1 second find the angular velocity if 1 round= 2 pi find the complete no of rounds the fan rotates at constant velocity during second half of its motion
*April 12, 2011*

**chemistry**

hen 9.3 g of an unknown non-electrolyte is dissolved in 50.0 g of benzene, the boiling point the boiling point increased to 81.19 degrees C from 80.1 degrees C. If the Kbp of the solvent is 2.53 K/m, calculate the molar mass of the unknown solute. The answer is 432. I dont ...
*February 5, 2011*

**English**

Pathetic is to funny as: a.) distressing is to upsetting b.) dexterously is to gracefully c.) adequate is to sufficient d.) passive is to domineering I can't figure this one out. I don't find that any of the choices have the same relationship as pathetic is to funny.
*December 17, 2010*

**math**

the perimeter of an equilateral triangle is 9cm.how long is each side?
*December 5, 2010*

**trig**

graphs of trignometry
*November 20, 2010*

**mathematics**

two springs and two masses are attached in a straight line on a horizontal frictionless surface. the system is set in motion by given external force f(t) acting on the right hand mass m2. we denoted by x(t)the displacement(to the right) of mass m1 from static equilibrium ...
*October 17, 2010*

**German**

Can somebody please check over my german homework? I really would appreciate somebody checking over what I've written and telling me where and why I may have gone wrong: "Ich höre gern klassische musik, weil ich eine filme über Mozart gesehen habe und die ...
*September 19, 2010*

**6th grade**

please explain me about acid and alkalis
*May 5, 2010*

**Faculty of Business Studies**

LB160 TMA01 • This TMA01 contains 3 parts. Student should answer either Part 1 or Part 2. Part 3 is compulsory. • The value of TMA01 is 15 points. • The mark assigned to each part is 7.5 points. ...
*April 16, 2010*

**9th grade**

Why did many people in mecca reject muhammad's ideas at first?
*January 24, 2010*

**mental**

i cant see the question
*June 26, 2008*

**music**

explain in full the meaning of binary form
*February 25, 2008*

**Chem**

How do I find the wavelenght of a given frequency
*October 24, 2007*

**khan**

examples of sentence structures http://www.arts.uottawa.ca/writcent/hypergrammar/sntstrct.html http://wwwnew.towson.edu/ows/sentencestruct.htm
*January 28, 2007*

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