# Posts by aman

Total # Posts: 99

math
Find the weight of led pipe is 3.5 m long if the external diameter of pipe is 2.4 cm and the thickness of led is 2mm and 1cm cube of the leg width is 4g

Physics
A car is running at a speed of 100km/h if brake is applied how much ditance will it cover before stopping from point where brake is applied ? How

Algebra
(a+b)whole square = ?

Math
(a+b)whole square = ?

algebra
44,31

Maths
85

math
If a room were 2m longer and 3m broader its area would have increased by 16 sq m. if its were 1 metre shorter and 2m broader . the area would have increased by 16 sq m. find its lenght and breadth ?

science
interpret the number of moles of oxygen atoms in po3- 4

Mensuration
436

math
A normal clock loses 3 minutes per hr and another clock gains 5 min per hr. How many hours after from now, both the clocks will show the correct time simultaneously?

GNC Sirsa
6x+y-3z=5. x+3y-2z=5. 2x+y+4z=8

Math: Geometric Progression
Three numbers are in G.P. whose sum is 70. if the extremes be each multiplied by 4 and the means by 5, they will be in AP. find the numbers .

science
Whar are two longest wavelength in frequency 1kghz and 200kghz

science
a train is moving along a horizontal track. A pendulum suspended from the roof makes an angle 4 degree with the vertical. obtain the acceleration of train?

chemistry
what mass of carbon, in grams, can be consumed by 44 g oxygen in in combustion to give carbon monoxide/ what mass of CO is produced?

Geometry
37,53

Art
Does anyone know what the answer ended up being?

No, @ a boy, they are right he is answering questions 2, 3, 4, and 5 and i just got a 100 from Anonymous

math
45

english
mobile culture

geometry
construct a triangle ABC where AB=8.5 and BC=6.2.

real no
Prime factors of 23150 . It is unique

physics
boy weighting 30 kg is riding a bicycle weighting 50 kilograms if the bycycle is moving at a speed of 90 kilometres per hour towards the west find the linear momentum of the bycycle boy system in s i units

Doon Public school math
What do you want to be in future in and how much mathematics will help you to achieve your goal

Doon Public school math
10 days minimum and maximum temperature make a bar graph day wise

NASA
10

stats
To estimate the mean score  of those who took the Medical College Admission Test on your campus, you will obtain the scores of an SRS of students. From published information you know that the scores are approximately Normal with standard deviation about 6.4. You want your ...

Chemistry
CuCl2+2NH4OH=2NH4Cl+Cu(OH)2

uni physics
A balloon of radius 30.0 cm is sprayed with a metallic coating so that the surface is conducting. A charge of 8.85×10−8 C is placed on the surface. What is the potential on the balloon's surface? 2.65×10^3 V Suppose that the some air is let out of the ...

Chemistry stoch1
Calculate mass of iron, which will be converted into (Fe3O4) by the action of 18g of steam on it.

Algebra
(62+15)+38=62+(15+38)

Math
d/e for d = -6 and e= 3

Math
(A+b) for a=and b=-8

Algebra
Find the a-b if a =3 and b =5

Math
5[2(8+5)-15]

Math
8(5+30/5)

Math
-30/(-5)

Math
2x+3=15

Chemistry
0.6

Chemistry
The normality of 0.3 M phosphorus acid (H3PO3) is.......

Chemistry stochimetry2
The volume strength of 1.5 N H2O2 is.......

Chemistry, stochiometry2
The no. Of moles of KMnO4 that will be needed to react with one mole of sulphite ion in acidic solution is.......

Chemistry
The maximum molecular mass ............ Atoms.

Chemistry
Calculate the molarity of 1 lit solution of 93% H2SO4 by weight by volume even the density of solution is 1.84 g/ml

Math
5050

Physics
50/3N

Physics
Two blocks of mass 3kg and 2 kg are jointed with a massless and inextensible string. If breaking tension of string is 10N find the maximum horizontal force with two blocks can be pulled on the surface.

Chemistry
The molarity of amonia in aqueous solution is 11.8 mole/dmc calculate the amount of fraction of amonia in solution density of solution is 0.916 g/cc

Chemistry
An aqueous solution is 1.33 molality in method determine the amount fraction of methenal and water

heat transfer
i dntknw

Physics
What would happen when a dipole is placed in uniform electric field making an angle theta with the direction of electric field ?

math
which of the following lines is not parallel to y=2x+1 1)4x-2y=-4 2)2y-x=4 3)y-2x=6 4)2x-y=4

algebra
which of the following lines is not parallel y=2x=1 1)4x-2y=-4 2)2y-x=-4 3)y-2x=6 4)2x-y=-4

math
find the pair own parallel lines 1)-12y+15x=-4 2)4y=-5x-4 3)15+12y=-4

math
which of the following equations has a graph that is parallel to the graph of 4x-2y=7? 1)4x+2y=2 2)-2y=4x+2 3)7-4x=2y 4)2y=4x+7 5)-4x-2y=-7

algebra
find the pair of parallel lines 1)-12y+15x=4 2)4y=-5x-4 3)15x=12y=-4

statistics
from a normally distributed infinite number of iron bars lengths with a mean and standard deviation as 4 ft. and 0.6 ft. respectively, a sample of 100 bars is taken. if the sample mean is 4.2 ft., can the sample be called a truely random sample?

Science
Name the two forms of oxygen element found in atmosphere. Which one among them grievuing depleted?state and explain the reason?

equation inequality and graph
(9x+5)(x-3)=0

Physics
A placekicker kicks a football at an angle of 60°. At what angle will the football hit the ground.

english
Similarities between The Storm by Mcknight & Once upon a time by Nadine Gordimer?

English 12
David Suzuki uses examples that include his daughters. Why do you think he does this? Support your answer by incorporating a quotation into your response.

arithmetic
if tanx+cotx=2 then the value of tan^5x + cot^10x is

History
what are the related phases of revolutionary development until 1781 For the American Revolution and 1795 for the French Revolution?

English
A paragraph described your experiences regarding the arrival of new year

algebra
Find the angles between the following pairs of vectors (1)3i+2j-6k,4i-3j+k (2)2i-3j+k,3i-j-2k

algebra
Find the angles between the following pairs of vectors (1)3i+2j-6k,4i-3j+k (2)2i-3j+k,3i-j-2k

science
what is black hole form?

physics
WHEN TWO BODIES A AND B INTERACT WITH EACH OTHER,A EXERTS a FORCE OF 10 N ON B,TOWARDS EAST.WHAT IS THE FORCE EXERTED BY B ON A?

Chemistry

physics
1425m

physics
Why does cross sectional area of a liquid stream reduces while falling vertically??

Commerse
What is the difference between private and public sector bank

Geometry
d is the mid point so according to theorm 8.9 we can solve it

Geometry
D is the mid-point of side AB of the triangle ABC, E is mid-point of CD and F is mid-point of AE. Prove that: Area (triangle AFD) =Area (triangle ABC).

algebra
9x+6y=3 (1) 3x-7y=-26 (2) using substitution method in (1) we get 9x+6y=3 dividing by 3 both side we get 3x+2y=1 taking 2y to the other side (here 2y in + so when we change its side it will be -) 3x=1-2y (here 3 is multiply with x so when it goes other side sign will change in...

History
Hi, i neeed some help with Canadian history, would you be able to help?

Physics
1) The vector sum of three vectors gives a resultant equal to zero. what can you say about the vectors? 2) Vector is 3.00 units in length and points along the positive x-axis. Vector is 4.00 units in length and points along the negative y-axis.Use graphical methods to find the...

PHYSICS!!
i have the same question but you could you give the equation because i am confused

math
A bacteria culture starts with 260 bacteria and grows at a rate proportional to its size. After 4 hours there will be 1040 bacteria. (a) Express the population after t hours as a function of t. this is what i put as my answer but i guess its not right do i replace the four ...

math
If f(x)=5cos(2ln(x)), find f'(x). My answer is (-5sinx)(2lnx)+(5cosx)(1/x) I just did the product rule can you verify if this is correct please!

physics
what is reason for saturation current in reversed biased diodes

PHYSICS
An electric dipole has its dipole moment paligned with a uniform external electric field E(a)Is the equalibrium stable or unstable ?(b)Discuss the nature of the equilibrium if Pand E point in opposite directions?

physics
An atom is normally electrically neutral .Why then should an alpha particle be deflected by the atom under any circumstances?

physics
If an electron is localized in space ,its momentum becoms uncertain.If it is localized in time ,its energy becomes uncertain.explain this statement.

physics
which will be more effective in knocking a bear down (a)A RUBER BULLET OR (b)a lead bullet of the same momentum.

physics
what is the effect on the speed of a fighter plane chasing another when it opens fire?what happens to the speed of pursuid plan when it returns the fire?

physics
In thrill machine rides at amusement parks ,there can be an acceleration of 3g or more .But without head rests ,acceleration like this would not be safe.think why not?

Principles of Math 11
i need help with chapter 4

English
David Suzuki uses examples that include his daughters. Why do you think he does this? Support your answer by incorporating a quotation into your response.

Chem
How would I prepare 25mL each of the dilute solutions of 5mL, 10mL and 20mL and is it possible to dilute it too much?

Chem Urgent
What do you mean? I know the equation is %T=It/Io*100 A=log(Io/It)=-logT I don't know how to use it and plug in the information I have.

Chem Urgent
If for a. the concentration is 2.02E-6, Wavelength at 630, Absorbance is .216, how would I find the %T.

Chem Urgent
Its Molar. Thanks

Chem Urgent
Volume of stock solution a. 5.0mL b.10.0mL c.15.0mL d.20.0mL Prepare 25mL of each of the four different dilute solution Concentration of stock- 1.01E-5 Calculate molarity for a,b,c,d Molarity=m1V1/V2 for a would the answer be 2.02E6????? (1.01E-5)(5.0)/(25.0)

Math
Responding back as requested: This is all I was provided Solve the folowing system of linear inequalities by graphing. x + 2y is less than or equal to 3 2x - 3y is less than or equal to 6 I would change the inequality into slope intercept form and treat it like an equation. y...

Math
I have been asked to solve the following system of linear inequalities by graphing. I tried replacing with various numbers but even though the they work in the equations my graphs change from consistent to inconsistent. Please help.

maths
5 m : 140 cm = ???????? ratio and proportion 5 m is 500cm. Does that help?

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