Recent content by HussanAli

Identifying the signs of ratio in four quadrants. It turns out that -ive trignometric identity will be negative but not for cos and sec. But why?

It is written in my bookthat if angle is in second quadrant then a point (x,y) on its terminal side has negative x cordinate and positive y cordinate ?:confused:

If angle lies in second Quadrant?? Hey fellows I want to know that if angle lies in second quadrant but how,,, if it lies then some of its portion is in first quadrant and it would make this angle greater than 90 degress.

The first equation is false whil second is true. What is reason?

Thanks that helps :!) . What a damn books in Pakistan they taught.

In my course I am curios to know how the dimension of angle becomes [LL^-1]. The following pic is taken by course book. http://i42.tinypic.com/iy2y3r.jpg

Yeah . You was also post same! thanks.

That helped until I found the meaning of of Gopher.

I think it should need more explanation.

How amu is equal to Molar Mass ... Must S33 Hey fellows I want to know that how amu is equal to molar mass of element. I think it's not possible unless weight of atoms of all elements is same. And by doing so it will mean that as Carbon-12 has molar mass of 12g and 12 amu then (if weight...

WoW the rifle is too big. LOL

Thanks guy. =) Formula (32°C × 9/5) + 32 = 89.6°F

Why we would 32 in Celsius to Fahrenheit & Vice Versa. Hey fellows, please tell me why we add 32 to celsius to Fahrenheit conversion and vice versa. According to my mind, I derive C to F formula of my own. I do the following.1)I look and choose the same scale of F and C. The most obvious of...

Hey fellows I have read a number of books on Significant figures but I am not able to understand what are these. One confusing thing is that eg. If I take length of wire with a meter rod (with 1 meter minimum length measureable) & found it to be 7 meters. Then according to rule of Significant...