# Posts by harsh

Total # Posts: 82

Physics
Two point charges of 16 microcoulomb and - 9 microcoulomb are placed at8 cm distance. determine the position of the point at which resultant electric field is zero

Math
1200

math
a document that is 14 inches by 18 inches is redrawn at 1 1/2 scale an redrawn again at1/2 scale. what are the final dimensions?

science
A galvanometer of resistance 100 ? gives full scale deflection at 10 mA current. What should be the value of shunt so that it can measure a current of 100 mA?

Math
One of the angle of a triangle is 110 degree and other two angles are equal. What is the measure of each of these equal angle.

math
60*40/100=24and 60-24=36,so the answer is 60

Maths
Tell a word that if we say right becomes wrong and wrong becomes right

DPS/Maths
ab is parallel to pr and pq is parallel to AC and angle a is 90 degree.find angle p.

math

maths
study ways of raising a loan to buy a car or house e.g bank loan

Math
Study ways of raising a loan to buy a car or house e.g. bank loan or purchase a refrigerator or a television set through hire purchase the

Science
An object is moving with uniform acceleration and it's velocity after 5 second is 25m/s after 8 second it is 34m/s find distance travelled by object in 12 second

Science
A body covers 80 meter in 7th second,124 meter in 9th second, how much shall it covers in 15 second?

Math
The denominator of a fraction exceeds by 4 from the numerator if we increase both by 3 the fraction become 4/3 what will be the original fraction

DPS
the height of a particular tree is increasing at the rate of 10cm per month. What would be height of the tree after 5 years if its present height is 10m?

Physics
A body covers distance of 80 meter in 7 second and 24 meter in 9th second how much shall it covers in 15 second?

math
draw a triangle ABC in which AB:AC is 1:3 and BC 6 cm and angle c=75

Mensuration
436

math
A man drove his car northward,then turned left and drove 10km and again turned left and drove 20km.He found himself 10km west of his starting point.How far did he drive northward initially?

physics
a men in circus shows jump from a height of 10m &caught by net spread below the net sag 2m due to its impact.find avgforce exerted by net on man to stop hiss fall .takeamassofman60kg and acceleration10m/s2

Maths
Dont know

physics
initial velocity=10m/s final velocity=0m/s distance traveled=4cm=0.04m using equation of motion(v^2-u^2=2as)= 0-100=2as =-100=2*a*0.04 -100=0.08a a=-100/8/100=-10000/8 =-1250

math
The probability that 1 egg out of 30 is cracked is 0.05. a)Find the probability that at least 1 egg is cracked out of 30. b)Find the probability that at most 2 are cracked

Science
true

Chemistry Numerical
The half life period of a radioactive element is 27.96 days. Calculate the time taken by a given sample to reduce to 1/8th of its initial activity

Chemistry
Calculate the time in which the activity of an element is reduced to 90% of its original value. The half-life period of the element is 1.4*10^10 years . Answer :- 2.13*10^9 years

physics
Using work energy theorem, Wd = 1/2mv^2 - 1/2mu^2 Here, v is zero. Mass is 0.05 kg And displacemt is 0.1 m. Wd = -1/2 * 0.05 * 10000 Force * displacement = Wd Thus, force can be calculated nd negative sign will indicate that it is resistant force

maths
36over 25 rays to power 3over 2 whole rays to power5over3

Chemistry
What are the two ways in which the physical states of matter can be changed?

Biology
How animal cells compensate the function performed by vacuoles in plant?

Biology
Give an account of different components of nucleus and also mention their function?

Biology
Mention the role of DNA and RNA in living organisms?

Biology
Why do the primitive organisms have lesser number of cells as compared to more advanced forms?

Angles,Lines and Triangles
Two angles of a triangle are equal and the third angle is greater than each one of them by 18 degree.Find the angles.

Angles,Lines and Triangles
The sum of two angles of a triangle is 116 degree and their differences is 24 degree.Find the measure of each angle of the triangle.

poetry
1.wind adress to the arrival of day 2.night refers to the past time 3.the poem describe the coming of the day with lots of amusements 4.this line refers that the sunlight has not yet cross the churchyard. 5.title of poem symbolise the different characteristics of the day arrival.

pragati
in the given figure ABCD is a trapezium in which AD parallel to BC. Angle ABC= 90degree. AD=16cm, AC=41cm and BC=40cm.find the area of the trapezium.

chemistry
1.198

chem
barium chloride+ alumium sulphate »barium sulphate + allumium chloride (balance the equation step by step)

mathematics
How many ordered pairs of solutions (a,b) are there to a/b−b/a−2/a−2/b=0, where a and b are integers from −100≤a,b≤100?

geometry and combination
okay at least somebody give a hint

math
Suppose P is an invertible 3×3 matrix with real entries and P4=2P. Find the determinant of 7P.

math
What is the minimum value of N that will make this statement true: If we pick any N composite numbers from 1 to 1000, then we can find 2 numbers whose greatest common divisor is not 1. Details and assumptions You may use the fact that there are 168 primes from 1 to 1000.

math
N=2^(1!)!+2^(2!)!+...+2^(1000!)!? this is the actual series..

math
What are the last three digits of the number N=2(1!)!+2(2!)!+...+2(1000!)!?

maths
threesome

maths
ABCD is a convex cyclic quadrilateral such that AB=AD and ∠BAD=90∘. E is the foot of the perpendicular from A to BC, and F is the foot of the perpendicular from A to DC. If AE+AF=16, what is the area of ABCD?

maths
ABCD is a convex cyclic quadrilateral such that AB=AD and ∠BAD=90∘. E is the foot of the perpendicular from A to BC, and F is the foot of the perpendicular from A to DC. If AE+AF=16, what is the area of ABCD?

maths
A semicircle has AB as the endpoints of its diameter, and AB=400. Points C and D are on the circumference of the semicircle such that AD=BC=100. What is the length of DC?

CHM111
17g Confirmed

math

math
Fog=9-3x

geometry
( 3X MINUS 5 DEGREES)55 DEGREES ( X PLUS 20 DEGREES)

math
in the given figure ABCD is the trapezium in which AD parallel to BC. angle ABC=90 degree , AD=16cm ,AC=41cm and BC=40cm. find the area of the trapezium.

Math
ANY NUMBER that has an exponent of 0 to it is equal to 1, except the number 0. PLEASE NOTE! if I have a negative number and I have an exponent of 0, then it is always equal to NEGATIVE ONE!

math
a desk is 80 cm wide.how many decimeters is that?

chemistry
plz tell

chemistry
plz tell how to calculate no. of atoms.

chemistry
calculate the molar mass of glucose and the no. of atoms of each kind in it.

computer
write the following exponent.form.into fractional form: 1) 55.67878E05 2) 67.34567-E04 3) 34.5678E05

chemistry
which of the following are isoelectronic species: Na+,K+,Mg+2,Ca+2,S2-,Ar

computer

computer
construct function prototypes for descriptions given below: 1) Rarb() takes no arguments and has no return value. 2) Mains() takes a float argument and returns an int. 3) San() takes two double arguments and returns a double. 4) Sum() takes an int array and an int value and ...

physics
I have do a project on graphical methods representing vector quantities with 5 examples and graphs. Please let me know where will I get the required info.

physics
geographical methods representing vector quantities

Managerial Accounting
. In order to improve the accuracy of unit costs, most companies recompute the predetermined overhead rate each month. True or False

Science
Iron Particles are electroplated by chromium why?

Science
I think vascular plants because they have specialized tissues.

Maths
Thanks a lot Ms. Sue - Good Night :-))

Maths
Thank You Ms. Sue for your help. If you don't mind could you please answer this given question above in a proper sentence where i could write it on my worksheet that i need to submit in school as i know what it means but can't frame a proper sentence. Please help me if...

Maths

french
What is the correct from of the verb faire when the subject is Ma cousine

math
Of the three angles of a triangle one is twice the smallest and another one is thrice the smallest. Find the angles

science
the correct answer is 4.the freezing point of ice decreases when a salt is spread on it. freezing point is temperature at which the vapour pressure is equal to its corresponding solid. when we add salt to it its vapour pressure decreases. are you aware of colligative ...

Math
Insert a parenthesis to make both sides of the expression equal 3*8+6^2-8/2=26

math
Thank You Dr Russ

math
x - 1 2 3 4 5 y - 9 8 7 6 5 what is the function rule for this given table

IMPOSSIBLE ALGEBRA >:(
I have a trapezoid, and the bases are lengths 18 inches and 12 inches. Dividing the trapezoid into unequal parts are triangles. In other words, the trapezoid is divided into 7 unequal triangles. 4 triangles are shaded. How do I find the area of the shaded region of the trapezoid?

Maths (algebra)
3(x+2)-2(x-1)=7

science
CAN YOU TELL ME ABOUT 3 SCIENTISTS WHO CONTRIBUTED TOWARDS BIOLOGY Here is a long list to choose from: http://en.wikipedia.org/wiki/List_of_biologists You will probably recognize some of the names. You can click on any name on that site for a brief biography.

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