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Posts by DEEPAK

Total # Posts: 38

physic
if the length of wire is incrase by 20% then?what is the % incrase in resistance

Maths, physics, chemistry,
The weight of H2C2O4.2H2O required to prepare 500 ml of 0.2N solution is a)126g b)12.6g c)63g d)6.3g

quantitative methods
If for a Poisson variate x,P(x=0)=P(x=1) = k, prove that k=1/e. Lesson name Poisson distribution

quantitative methods
A six faced is so constructed that the probability of getting an even number is twice the probability of getting an odd number. Find the probabilities that out of 5 trials (1)all the five will give even numbers (3)2 or 3 trails will give even numbers ....find by binomial ...

science
advantages and disadvantages of difusion

Maths
In an exhibition , an umbrella is made by stitching 8 triangular pieces of cloth with some message written on two triangular pieces . If each piece measures 26 cm , 26 cm and 12 cm . Find how much cloth is required for each message.

physics
Si unit of specific inductive capacity?

science
Does sodium nitrate turn the phenolphthalein indicator pink ?

math
The length of the wire will be equal to the circumference of four semicircles that were made from it. So, if the diameter of one semicircle is 32 cm, then the radius is = 32/2 cm = 16 cm. Now, the circumference of a circle is 2*(pi)*(radius). Here we have a semi-circle, so its...

math
The answer is ant=46. If you are interested in finding out the steps through which we arrived at this answer, please email me at testemailfordg2(at)gmail(dot)com

chemistry
What is the volume of 3.11×10 to the power 23. Molecules of NH3 at S.T.P

maths
How can we find the g.p h.p

mathematics
13 cm

science
Why it is important to know the history of science in 300 words?

commerce
fixed cost is 40000 and variable cost are 60 percent of sales. If sales decrease by 20 percent then what is break even point?

Physics
The resultant of two vectors a and b is perpendicular to the vector a and its magnitude is equal to the half magnitude of vector b the find angle between a and b

Maths
Let x be the no. of questions I got right and y be the no. of question I got wrong. So, x+y=40........(1) & 4x-2y-21=25 4x-2y=46 2x-y=23........(2) comparing equations (1) and (2) 3x=63 x=21......(3) putting the value of equation (3) in equation (1) 21+y=40 y=19 So, 21 ...

math
in a isosceles triangle if two equal sides are 3.5 meter each.how long is third side?

Adverb objects 2 Check please
yes

Delft Solar Cell
Consider a crystalline PV module with the following output parameters mentioned at STC (Standard Testing Condition) conditions by the manufacturer. Pmax = 250W Voc = 50V Isc = 6A NOCT = 40°C Temperature coefficient of power = -1W/°C a) If the ambient temperature falls ...

chemistry
lowest+freezing+point+of+Kbr+AlNO33+CH3COONa+NaNO2+MgCl2+of+same+molality

geometry
The angles in triangle ABC satisfy 6sin∠A=3√3sin∠B=2√2sin∠C. If sin2∠A=a/b, where a and b are coprime positive integers, what is the value of a+b?

geometry
ABCD is a parallelogram. Let C′ be a point on AC extended such that the length of AC′=1.2AC. Let D′ be on the segment BD such that the length of BD′=0.9BD. The ratio of the area of the quadrilateral ABC′D′ to the area of the parallelogram ...

SCIENCE
AT WHAT HEIGHT ABOVE THE EARTH'S SURFACE DOES THE ACCELERATION DUE TO GRAVITY FALL TO 1% OF ITS VALUE AT THE EARTH SURFACE

math
The sum of 4 term of an G. P. Is 15/32 and sum of infinite term of same G.P. Is equal to 1/3

Maths
what is the integration of dx/Cos^4(x)

Physics
Find the average velocity of a projetile between the instants it crosses half the maximum heght.It is projected with a speed u at an angle ø(thita) with horizontal.

Science
how many gram of oxygen in persent in 36 gram of water?

physics
In this concept a=force/mass.if mass is doubled the a will be half according to first a.

mathematics
find the maximum value of √3 cosθ-sinθ.???

mathematics
if sin a=0.5 then find the value of cos3a

physics
50

oscillation nad waves
find the equivalent spring constant for a system of two spring of constant k 1 and k2 connected in series .use your result to explain to explain what happens when a sprin g of constant k is cut into two equal halves

math
200

Math
Two sums of money are proportional to 8:9.n if the first is 20/- the other is

Math
Rectangular plate is 6m wide and 12m long two holes of 2diameter have been gay cut in plate calculate the are of remaining plat?

Geometry
Perimeter of a right angled trangle is 40 cm. Hypotenus is 17cm. Find the area. Urgent help required. Thanks in advance

GEOGRAPHY
EXPLAIN THE SEX RATIO?

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