December 1, 2015

Posts by dickson

Total # Posts: 7

A ball is displaced from O to A along a straight line with a distance of 5.0m,it will later return to O along the same path.what is the resultant displacement and the total distance by the ball?
October 28, 2015

if Sin=(2theta-30degrees)= Cos=(3thetas+40degrees) then what is the value of the theta
December 3, 2014

in a class of 40 boys 18 passed business mathematics, 19 passed accounts, 10 passed economics, 6 passed accounts only, 5 passed business mathematics and accounts only, 2 passed accounts and economics only. how many passed in all three papers
December 2, 2014

In a class of 40 boys, 18 passed Business Mathematics, 19 passed Accounts, 10 passed Economics, 6 passed Accounts only, 5 passed Business Mathematics and Accounts only, 2 Passed Accounts and Economics only. How many passed in all three papers.
December 2, 2014

charge carrier density here means how many electrons per cm^3 will go into conductivity band For temp1, 31C -> 304.2K 2.25*10^6 = exp( - 2.275*10^-19 / (1.381*10^-23 * 304.2)) For temp2, 175C -> 448.2K x = exp( - 2.275*10^-19 / (1.381*10^-23 * 448.2)) put this into ...
August 25, 2014

A hemispherical paper is folder into a hallow right circular cone. The radius of the hemispherical paper is 12cm. What's the cone's base radius, height and volume?
July 21, 2012

American History
Do you think the Social Gospel reformers and those who started settlement houses had realistic goals? Why or why not? Actually, I don't quite understand what it means by "realistic goals".Can anyone please explain? Thanks!
January 2, 2008

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