Wednesday

May 27, 2015

May 27, 2015

Total # Posts: 28

**chemistry**

Calculate the freezing point of 1molar aqueous solution (density =1.04g) of kcl (kf for water =1.86)K=39,cl=35.5
*April 29, 2015*

**MATH**

AB and CD are two chords equidistant from the center O. OP is the perpendicular drawn from center O to AB. if CD=6 cm. find PB.
*April 1, 2015*

**MATH**

If the total surface area of a sphere is 5544 cm 2, find the diameter of the sphere.
*April 1, 2015*

**MATH**

A cardboard sheet is of rectanguler shape with dimensions 48m x 36m. From each of its corners,a square is cut off so as to make an open box. if the side of the square of the square is 8m, find the volume and lateral surface area of the box.
*April 1, 2015*

**chemistry**

4.90 gram of KCLO3 is heated. it shows a weight loss of 0.384 gram . what is he percent of original KCLO3 which has decomposed .
*March 31, 2015*

**physics**

A car A is going north-east at 80km/h and another car B is going south-east at 60km/h. The direction of the relative velocity of A with B makes an angle of x with north find x
*March 7, 2015*

**math**

That one is easy 12/3 + 28/9 here take the lcm of the denominators 3 and 9 which comes out to be 9. So make the denominator of 12/3 into 9 by dividing and multiplying it by 3 so 12/3 ¡Á3/3 that is 36/9 now as the dinominator are same add it . Answer 64/9 and now ...
*March 7, 2015*

**physics**

ihis is very good one . F=m¡Áa = m¡Ádv/t Thd mas is constant and if the the object stops after hiting then we need the period of contact to find the answer
*March 6, 2015*

**math**

a rectangular tank 10inches by 8 inches by 4 inches is filled with water if all of the water is to be transferred to cube shaped tanks each one 3 inches on a side how many of these smaller tanks are needed?
*January 15, 2015*

**mathe**

what is the velue of tan 37.5
*January 4, 2015*

**Science**

If 1 J of energy is applied to lift an object of 500 kg how high will it rise?
*December 21, 2014*

**Science**

The work required to be done to stop a car of 1500 kg moving at a velocity of 60 km/h is?
*December 21, 2014*

**Science**

A ball is thrown up and attains a maximum height of 1000 m.It's initial speed was?
*December 21, 2014*

**physics **

A particle of mass 10 kg is slowly lifted up to a height of 10 metre then calculate the workdone by external and gravity force ?
*October 9, 2014*

**staristics**

what is the pro that 4 eggs are rotten out on 2 dozen egg
*September 1, 2014*

**Math**

abcd is a parallelogram with sides ab=12 cm,bc=10 cm and diagonal ac=16 cm .find the area of the parallelogram also find the distance between its shortest sides
*February 23, 2013*

**English**

What is the significance of untrodden?
*January 16, 2013*

**physics**

Two forces of 5kg wt and 10kg wt are acting at an inclination of 120 o between them. Find the magnitude and direction of resultant force.
*August 13, 2012*

**Math**

How to make a file on cricket match
*June 20, 2011*

**statistics**

mean of 11 numbers is 35 if mean of first 6 numbers is 32 and that of last 6 numbers is 37 then what is 6th number?
*May 15, 2011*

**physics**

What would happen when a bird would fly in a moving train of speed 200km/h
*March 3, 2011*

**Chemistry - Periodic Table+Cations(check+help)**

hindi;english;maths chemistry;physics
*February 2, 2011*

**science**

what is eukaryotic
*October 1, 2010*

**science **

55.5
*May 30, 2010*

**science **

what is molality of solution . in which Nacl and H2o have equal moles.
*May 30, 2010*

**science**

my first is VAN but not in PAN,my second is EARTH and also in HEAVEN,my third is ONE and not in two,my fourh is in BUN and also in FUN,my last is in STAR but not in RADAR,i am a planet that moves round the sun.name the planet.
*March 3, 2010*

**Literature**

what rubbish.
*February 8, 2009*

**Maths**

sin(x)+cos(x)=2/3 find the value of sin(x)
*May 22, 2008*

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