Friday
December 9, 2016

Posts by divya

Total # Posts: 26

science
A man of mass 50kg is walking on a long wooden board of mass 200 kg. The wooden board is initially at rest on a frictionless ice surface. If the man walks with a velocity 1m/s in the positive x direction relative to the wooden board,find the velocity of the board in m/s?
October 3, 2016

Advance capital structure theories
Find PV of an annuity of ₹12000 received at the end of 4 years if the ROI is 10%
October 1, 2016

chemistry
Calculate the volume of the ammoniacgas formed when nitrogen reacts with 6 litres of hydrogen
May 27, 2016

Physics
Particle 1 of mass 3m initially moving with a speed v0 in the positive x-direction collides with particle 2 of mass m moving in the opposite direction with an unknown speed v.After collision,particle 1 moves along the negative y-direction with speed v0/2 and particle 2 moves ...
March 26, 2016

Math
The perimeter of a rectangle is72cm. It's breath is 8cm. Find its length
January 24, 2016

science
girl of mass 40kg having v 2m/s jumps on a stationary cart of mass 4 kg find the velocity of girl when the cart starts moving
April 13, 2015

Math
how many tenths are there in4
September 21, 2014

physics
from a cliff of 49m high ,a man drops a stone 1s later he throes second stone . they both hit the ground at the same time . find out the speed with which he throws the second stone.
September 10, 2014

WOLRD GEOGRAPHY
10. it is C, in the book page 243
September 8, 2014

maths
find the value of log49to7
April 5, 2014

Geography
Wrong, it is . Check page 293.....
July 11, 2013

science
A solution of NaOH(molar mass 40g mol-1)is prepared by dissolving 1.6g of NaOH in 500 cm cube of water.Calculate molarity(M) of the solution
April 6, 2013

science
how can we finf the specific rotation of mixture of compounds like fructose and glucose if we don't knw its percentage composition in the mixture
January 14, 2013

science
1.)A sample of ammonium nitrate contains 70 g of nitrogen.what is the mass of the sample? 2.)no. of gram atom of ca in 100 g of caco3(mol.wt. of caco3=100g)
November 13, 2012

maths
show tha minute hand of a clock gains 5 degree 30 minutes over the hour hand in one minute?
June 30, 2012

Chemistry
A 1.00 L flask containing the equilibrium mixture CO +Cl2 <-> COCl2 was found to contain 0.400 mol of COCl2, 0.100 mol of CO, and 0.500 mol of Cl2. If 0.300 mol of CO is added at constant temperature, what will be the new concentrations of each component at equilibrium?(...
April 29, 2012

physical education
in what all tips does physical education help?
October 8, 2011

physics
Consider a boy standing on a building that is 500m height and another boy standing on the ground. If the boy on the ground throws a ball to the boy standing on the building, with what vertical velocity must the ball be thrown such that it reaches the boy standing on the ...
July 27, 2011

physics
A body of specific gravity 3.0 is immersed in water. What is the minimum force required to pull it out at velocity 2
July 25, 2011

world regional geography
Wrong all the answers, A is the correct answer. Check page 293
July 11, 2011

calculus
This is from our problem set. f(x)= 2(x^3)-3(x^2)-12x+20 write an equation of the line perpendicular to the graph of f at x=0 I think i'm supposed to take the derivate of f and then find the slope of the tangent line at x=0. Then take the opposite reciporcal of that and ...
October 26, 2010

music
thank you for helping me .you are a great suscess!
June 22, 2009

music
how can i do better at the flute and piano?
June 22, 2009

Math
what you should do is try your best on your exam .it does not matter if you got it wrong.
June 21, 2009

Physical Science
1/10
April 15, 2009

Subject-Verb Agreement
hi
December 18, 2006

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