Sunday

July 31, 2016
Total # Posts: 94

**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
*June 11, 2016*

**Algebra**

(a+b)whole square = ?
*June 11, 2016*

**Math**

(a+b)whole square = ?
*June 11, 2016*

**algebra**

44,31
*June 11, 2016*

**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 ?
*June 2, 2016*

**science**

interpret the number of moles of oxygen atoms in po3- 4
*March 19, 2016*

**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?
*January 7, 2016*

**GNC Sirsa**

6x+y-3z=5. x+3y-2z=5. 2x+y+4z=8
*November 5, 2015*

**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 .
*September 13, 2015*

**science**

Whar are two longest wavelength in frequency 1kghz and 200kghz
*August 8, 2015*

**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?
*July 5, 2015*

**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?
*March 19, 2015*

**Geometry**

37,53
*February 12, 2015*

**Art**

Does anyone know what the answer ended up being?
*February 10, 2015*

**LANGUAGE ARTS !! 8TH GRADE**

No, @ a boy, they are right he is answering questions 2, 3, 4, and 5 and i just got a 100 from Anonymous
*January 6, 2015*

**english**

mobile culture
*November 6, 2014*

**geometry**

construct a triangle ABC where AB=8.5 and BC=6.2.
*November 6, 2014*

**real no**

Prime factors of 23150 . It is unique
*September 15, 2014*

**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
*August 24, 2014*

**Doon Public school math**

What do you want to be in future in and how much mathematics will help you to achieve your goal
*May 29, 2014*

**Doon Public school math**

10 days minimum and maximum temperature make a bar graph day wise
*May 29, 2014*

**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 ...
*November 6, 2013*

**Chemistry**

CuCl2+2NH4OH=2NH4Cl+Cu(OH)2
*October 20, 2013*

**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 ...
*September 25, 2013*

**Chemistry stoch1**

Calculate mass of iron, which will be converted into (Fe3O4) by the action of 18g of steam on it.
*September 21, 2013*

**Algebra **

(62+15)+38=62+(15+38)
*September 18, 2013*

**Math**

d/e for d = -6 and e= 3
*September 17, 2013*

**Math**

(A+b) for a=and b=-8
*September 17, 2013*

**Algebra**

Find the a-b if a =3 and b =5
*September 13, 2013*

**Math**

5[2(8+5)-15]
*September 12, 2013*

**Math **

8(5+30/5)
*September 11, 2013*

**Math **

-30/(-5)
*September 11, 2013*

**Math**

2x+3=15
*September 10, 2013*

**Chemistry**

0.6
*September 7, 2013*

**Chemistry**

The normality of 0.3 M phosphorus acid (H3PO3) is.......
*September 7, 2013*

**Chemistry stochimetry2**

The volume strength of 1.5 N H2O2 is.......
*September 7, 2013*

**Chemistry, stochiometry2**

The no. Of moles of KMnO4 that will be needed to react with one mole of sulphite ion in acidic solution is.......
*September 5, 2013*

**Chemistry**

The maximum molecular mass ............ Atoms.
*August 12, 2013*

**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
*August 10, 2013*

**Math**

5050
*August 10, 2013*

**Physics**

50/3N
*August 10, 2013*

**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.
*August 10, 2013*

**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
*August 10, 2013*

**Chemistry**

An aqueous solution is 1.33 molality in method determine the amount fraction of methenal and water
*August 10, 2013*

**heat transfer**

i dntknw
*July 24, 2013*

**Physics**

What would happen when a dipole is placed in uniform electric field making an angle theta with the direction of electric field ?
*June 8, 2013*

**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
*May 21, 2013*

**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
*May 21, 2013*

**math**

find the pair own parallel lines 1)-12y+15x=-4 2)4y=-5x-4 3)15+12y=-4
*May 21, 2013*

**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
*May 21, 2013*

**algebra **

find the pair of parallel lines 1)-12y+15x=4 2)4y=-5x-4 3)15x=12y=-4
*May 21, 2013*

**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?
*April 22, 2013*

**Science**

Name the two forms of oxygen element found in atmosphere. Which one among them grievuing depleted?state and explain the reason?
*March 16, 2013*

**equation inequality and graph**

(9x+5)(x-3)=0
*January 29, 2013*

**Physics**

A placekicker kicks a football at an angle of 60°. At what angle will the football hit the ground.
*December 20, 2012*

**english**

Similarities between The Storm by Mcknight & Once upon a time by Nadine Gordimer?
*October 31, 2012*

**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.
*October 3, 2012*

**arithmetic**

if tanx+cotx=2 then the value of tan^5x + cot^10x is
*June 13, 2012*

**History**

what are the related phases of revolutionary development until 1781 For the American Revolution and 1795 for the French Revolution?
*March 13, 2012*

**English**

A paragraph described your experiences regarding the arrival of new year
*December 24, 2011*

**algebra**

Find the angles between the following pairs of vectors (1)3i+2j-6k,4i-3j+k (2)2i-3j+k,3i-j-2k
*November 19, 2011*

**algebra**

Find the angles between the following pairs of vectors (1)3i+2j-6k,4i-3j+k (2)2i-3j+k,3i-j-2k
*November 19, 2011*

**science**

what is black hole form?
*August 27, 2011*

**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?
*August 2, 2011*

**Chemistry**

answer is d
*May 21, 2011*

**physics**

Why does cross sectional area of a liquid stream reduces while falling vertically??
*February 8, 2011*

**Commerse**

What is the difference between private and public sector bank
*February 3, 2011*

**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).
*January 18, 2011*

**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...
*January 18, 2011*

**History**

Hi, i neeed some help with Canadian history, would you be able to help?
*December 11, 2010*

**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...
*November 19, 2009*

**PHYSICS!!**

i have the same question but you could you give the equation because i am confused
*November 16, 2009*

**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 ...
*November 8, 2009*

**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!
*October 29, 2009*

**physics**

what is reason for saturation current in reversed biased diodes
*November 21, 2008*

**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?
*June 18, 2008*

**physics**

An atom is normally electrically neutral .Why then should an alpha particle be deflected by the atom under any circumstances?
*June 18, 2008*

**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.
*June 18, 2008*

**physics**

which will be more effective in knocking a bear down (a)A RUBER BULLET OR (b)a lead bullet of the same momentum.
*June 18, 2008*

**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?
*June 18, 2008*

**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?
*June 17, 2008*

**Principles of Math 11**

i need help with chapter 4
*June 8, 2008*

**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.
*March 15, 2008*

**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?
*November 16, 2007*

**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.
*November 16, 2007*

**Chem Urgent**

If for a. the concentration is 2.02E-6, Wavelength at 630, Absorbance is .216, how would I find the %T.
*November 16, 2007*

**Chem Urgent**

Its Molar. Thanks
*November 16, 2007*

**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)
*November 16, 2007*

**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...
*May 26, 2007*

**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.
*May 26, 2007*

**maths**

5 m : 140 cm = ???????? ratio and proportion 5 m is 500cm. Does that help?
*March 16, 2007*

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