Saturday

August 2, 2014

August 2, 2014

Total # Posts: 20

**Physics**

A bullet of mass 25kg strikes horizontally an immovable block of wood with a velocity of 250m/s and penetrates it a distance of 1m. Calculate the resistance of the wood on the bullet , assuming the resistance to be uniform. How far would the bullet have penetrated , if its had...

**math trigonometry**

if 5sin theta + 12cos theta is equal to 13 find the value of tan theta

**Stats**

A roulett wheel has 38 slots in which a ball can land two of e slots are green, 18 are red, 18 are black. The ball is equally likely to land in any slot, and each spin of the wheel is assumed to be independent. A)if the wheel is spun twice what is the probability that the ball...

**chemistry**

.46 gm of magnesium produces .7667 gm of magnesium oxide,.3 gm of magnesium liberates 280 ml of hydrogen at NTP from an acid and 1.26 gm of water is produce by combination of 1.12 gm of oxygen with hydrogen which law of chemical combination can be illustrated with these data

**algebra**

How do i work out this problem: f-7.8=

**Systems operations management**

Taylor Inc. manufactures widgets. There is a particular assembly line for Widget X. This assembly line includes the assembly of various raw materials, subassemblies, and packing of the finished widget. Currently, approximately 27% of the total labor time is utilized in walking...

**MATH**

thE LENGHT OF A RECTANGLE IS 3M MORE THAN ITS WIDHT .iF ITS AREA IS 54mETRE CARRE ,FIND THE DIMENSIONS OF THE RECTANGLE ?

**MATH**

a path #m wide surround a rectangular garden 15M wide and 18m long .what is the area of the path?

**calc**

how come they will integrate from 0 to 2 and not -1 to 2? that is what i got when i made the two equations equal to find where they intersect

**calc**

Find the total area enclosed by the curves y= absolute value of x; y=x^2–2

**CALC URGENT**

find the area enclosed by the curves y=absolute value of x and y=x^2+2

**CALC Help**

The total area enclosed by the graphs of y=6x^2–x^3+x and y=x^2+5x is???

**Problem Solving**

Don't you take 75x0.075= 6.375 then add that to her final grade of 75% to get 81.375?

**Science-Weather**

Do the pressure systems in the Arctic move at the same speed as the pressure systems in the south? If so, why is this? I not sure about this question. I think there different, but i am not positive.

**Science-Weather**

Good evening, My task is to create a 24-hr weather forecast for Toronto with Toronto being +1 degree Celcius and a warm front coming in. But how do i create a 24 hr forecast.

**French**

Oh sure!! Take your time :) You have rescue animals? that's great. I love animals.

**French**

Thank you, can you also look over a few more lines for me! Sorry for the inconvinience! I really appreciate your work. In “Man in the Iron Mask’they honour eachother but not the same way. - Chez l'"homme dans le fer Mask'they honorent l'eachother mai...

**French**

Bonjour, could you please check if i have translated the following sentences correctly? We see honour in both, ‘The Three Musketeers’ and ‘Man in the Iron Mask’ but the way the characters act out this honour is different. -Nous voyons l'honneur dans tou...

**Chemistry**

OMG i'm soo screw for chem.. >_<ahhh i wonna drop it soo bad!!! PLEASE help me.... AND THANK U!!! Balance redox equations MnO4 - + HCO2H --> Mn^2+ + CO2 K2S3O6 + KClO + KOH --> K2SO4 + KCL + H2O

**science**

a experiment to prove that a freely suspended or floating magnet always point in the north south direction plz help got my trails!??!?!?! how do i get the ans to this question?????? That doesn't look like a question. It looks like a suggested experiment to prove a hypothes...

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