Friday

February 24, 2017
Total # Posts: 12

**phy211**

A car accelerates from rest at 2.0 m/s2 for 20 s. The speed then remains constant for 20 s, after which the car slows down with an acceleration of 3 m/s2 until the car stops. What is the total distance traveled?

*January 30, 2017*

**Math**

2tan^-1(tanx/2×tan(?/4-y/2))=tan^-1(sinx×siny/cosx+cosy)

*November 30, 2016*

**science**

a man throws a ball of mass 0.5kg vertically upwards with a velocity of 25 m/s.find:[a}the initial momentum of the ball{b}momentum of the ball at the half way mark of the maximum height {given g=10 m/s square}

*September 7, 2014*

**science**

if there is 63 protons,89 neutronsand 60 electrons so what is his net charge

*November 12, 2013*

**Math**

x=8 is number of foul shots 21-x = 21-8 = 13 is the number of two pointer shots.

*October 20, 2013*

**math**

The ratio of the radii of two circles is 2:3. find the ratio of their circumferences and the ratio of their areas

*August 23, 2012*

**math**

The ratio of the radii of two circles is 2:3. Find the ratio of their circumference and the ratio of their areas

*August 23, 2012*

**math**

construct a rectangle wxyz with wx =6 cm and wy =10 cm with steps

*November 7, 2011*

**math**

construct a rectangle wxyz with wx =6 cm and wy =10 cm with steps

*November 7, 2011*

**8th grade Math**

A man distributed 50 circular plates radius 7cm. To avoid rusting of them he electroplated them on both the sides at the rate of paise 50 per sq.cm. Find the expenditure of electrolpating

*March 17, 2011*

**college chemistry**

writing method of this question is totally wrong

*November 4, 2010*

**science**

what makes the moon shine? what is the normal temprature of ourbody?

*May 9, 2008*

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