October 4, 2015

Posts by md

Total # Posts: 16

Power circuit theory
A three phase fully transposed transmission line ha s solid conductors of 2 cm diameter, spaced at distances between centres of 3.65 m, 5.5 m and 8.2 m. Determine the inductance of the complete line per km.
August 20, 2014

Balanced equations..done? Is each reaction a redox reaction? For those reactions that are redox reactions, I must identify the substance being oxidized and the substance being reduced... (a) Zn(s) + CoCl2 (aq) ---> ZnCl2 (aq) + Co(s) (b) HI(aq) + NaOH(aq) ---> H2 O(l) + ...
June 29, 2014

Which of the following are requirements for anionic polymerization? a)A double bond b)End groups which can react by releasing a small molecule c)A strong base to initiate the reactionA strong acid to initiate the reaction d)An electron-withdrawing group near the double bond ...
November 19, 2013

The weight of a small Starbucks coffee is a normally distributed random variable with a mean of 410 grams and a standard deviation of 10 grams. Find the weight that corresponds to each eventa. A.Highest 30 percent b. Middle 70 percent to c. Highest 90 percent d. Lowest 20 ...
April 7, 2013

A cliff on the bank of a river is 300m high if angle of deprssion of a point on the oposite side of the river is 60 digree find the wigth of the river
February 2, 2013

if f(x)=2x and g(x)= x+1 , what do you think someone means by (f+g)(x)? what about (f/g)(x)?
September 9, 2012

so am I treating density as Sp. heat?
February 22, 2012

25.6 {\rm mL} of ethanol (density =0.789 {\rm g}/{\rm mL}) initially at 8.0^\circ {\rm C} is mixed with 39.5 {\rm mL} of water (density = 1.0 {\rm g}/{\rm mL}) initially at 23.1^\circ {\rm C} in an insulated beaker. Assuming that no heat is lost, what is the final temperature ...
February 22, 2012

From Theory To Practice
1.a 2.b 3.d 4.a 5.b 6.c 7.a 8.? 9.c 10.a 11.a 12.? 13.? 14.? 15.c 16.d 17.a 18. b 19. D 20.c
November 2, 2011

physics (Mathmate)
The space shuttle is in a 250 mile high orbit. What are the shuttle's orbital period, in minutes and its speed?
June 16, 2010

A 1.6 kg disk with radius 0.63 m is rotating freely at 55 rad/s around an axis perpendicular to its center. A second disk that is not rotating is dropped onto the first disk so that their centers align, and they stick together. The mass of the second disk is 0.45 kg and its ...
June 9, 2010

thnks so much
May 25, 2010

A skier of mass 64 kg starts from rest at the top of an 18° slope, points her skis straight down the slope and lets gravity pull her down the slope. The slope is 65 m long. Her speed at the bottom is 15 m/s. (a) Assuming zero air resistance, what is the magnitude of the ...
May 25, 2010

What molecules cycle between the light and light independent phase of photosynthethis?
February 10, 2010

what molecules cycle between the light dependent and light independent stages of photosynthethis
February 10, 2010

October 3, 2008

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