preeti
Most popular questions and responses by preeti
physics
a solid density D has weight W. If it is complerly immeresed ina liquid of density d then the apparent weight of the solid is ............
asked on December 29, 2011 
maths: plzz help
(a) A polygon with n sides has a total of 1/p*n(nq) diagonals, where p and q are integers. (i) find thhe value of p and q (ii) find the total number of diagonals in a polygon with 100 sides (iii) find the number of sides of a polygon which has a total of
asked on March 16, 2012 
Science
Nh4hs dissociates in a vessel at temp T K in the presence of 0.5 atm nh3. At equilibrium the pressure due to h2s is 1.5 atm.In a vessel V2 ( initially evacuated) the solid dissociates at T K.The total pressure at equilibrium in vessel V2 is P.and the
asked on November 28, 2016 
maths
bus tickets cost $3 for an adult and $2 for a child. there are 'a' adults nd 'c' children on a bus. the total number of people on the bus is 52. the total cost of the 52 tickets is $139. find the number of children on the bus.
asked on March 16, 2012 
math
Find the zeroes v^2+4root3v15 & also verify relation b/w zeroes & its coefficient.
asked on June 18, 2016 
physics
if a force of 15N acts on a body in the direction of north and another force of 10N in south what is the resultant force acting on the body
asked on June 1, 2011 
math
If the zeroes of the quadratic polynomial x^2+(a+1)x+bare 1& 3 find a&b
asked on June 18, 2016 
Economics
What is price elasticity?
asked on August 20, 2009 
math
If sin theta=1/3then find the value of 2cot^2+2
asked on June 19, 2016 
maths
find the surface area of abox with open top having dimensions 5,6,7metre
asked on February 10, 2016 
Chemistry
Estimate the orders and rate constant K from the results observed for the Reaction. What is the rate when [H2O2]=[I]=[H+]=1.0M? H2O2 + 3I + 2H+ →I3 + 2H2O Experiment H2O2 [I] [H+] Initial rate MS1 1 0.010 0.010 0.0050 1.15e6 2 0.020 0.010 0.0050
asked on September 13, 2016 
math
integral arcsin(1/sqrt(2x*2)
asked on October 1, 2011

chemistry
.738 atm
posted on December 11, 2018 
physics
and car starts from rest and acceleration uniformly at 2 m/second square for 10s .what is it's velocity at the end of 10s.
posted on July 5, 2017 
Maths
Length of cord=71 1/2=143/2 No.of pieces it has been cut into=26 Length of each piece=143/2÷26 =143/2 * 1/26 =11/4 =2 3/4[ans]
posted on April 17, 2017 
mathematics
It's a cuboidal tank
posted on December 28, 2016 
MATH
We have Rs.100/.If we spend Rs.100/and balance is Rs.102/,show how is Rs.2/extra
posted on January 17, 2016