Water splitting - Revision history

en>SzMithrandir: Undid revision 640631723 by 101.0.46.101 (talk). vandalism

2015-01-06T18:27:03Z

Undid revision 640631723 by 101.0.46.101 (talk). vandalism

← Older revision		Revision as of 20:27, 6 January 2015
Line 1:		Line 1:
			Oscar is how he's called and he totally enjoys this title. Managing people has been his day occupation for a whilst. Minnesota has usually been his home but his wife wants them to move. One of the very very best issues in the globe for him is to collect badges but he is struggling to find time for it.<br><br>Look at my homepage: [https://www.agryd.com/blog/1585924/prevent-infections-in-advance-with-one-of-these-tips/ at home std testing]

	I'~~m a 46 years old, married and work at the college (Agriculture~~ and ~~Life Sciences)~~.~~<br>In my free time I learn Bengali~~. ~~I've~~ been ~~there and look forward~~ to ~~go there sometime~~ in the ~~future. I love~~ to ~~read, [http://Www.Dailymail.Co.uk/home/search.html?sel=site&searchPhrase=preferably preferably] on my kindle. I really love~~ to ~~watch American Dad and Doctor Who as well as documentaries about anything astronomical. I like Board sports~~.<br><br>~~Feel free to visit~~ my ~~blog post;~~ [~~http~~://www.~~design-brooklyn~~.com/~~hello~~-~~world~~/ ~~fifa 15 Coin generator~~]

en>Monkbot: Fix CS1 deprecated date parameter errors

2014-02-27T00:40:17Z

Fix CS1 deprecated date parameter errors

← Older revision		Revision as of 02:40, 27 February 2014
Line 1:		Line 1:
	~~[[File:SineBarStyles.jpg\|thumb\|A 10 in and 100 mm sine bars]]~~
	~~{{Unreferenced\|date=April 2009}}~~

	A '''sine bar''' consists of a hardened, precision ground body with two precision ground cylinders fixed at the ends. The distance between the centers of the cylinders is precisely controlled, and the top of the bar is parallel to a line through the centers of the two rollers. The dimension between the two rollers is chosen to be a whole number (for ease of later calculations) and forms the [[wiktionary:hypotenuse\|hypotenuse]] of a triangle when in use. The image shows a 10 inch and a 100 mm sine bar, however, in the U.S., 5 inch sine bars are the most commonly used.

	~~When a sine bar is placed on a [[Surface plate\|level surface]] the top edge will be parallel to that surface. If one roller is raised by~~ a ~~known distance~~, ~~usually using [[gauge block]]s, then the top edge of the bar will be tilted by the same amount forming an angle that may be calculated by the application of~~ the ~~[[Sine#Right-angled triangle definition\|sine rule]].~~		I'm a 46 years old, married and work at the college (Agriculture and Life Sciences).<br>In my free time I learn Bengali. I've been there and look forward to go there sometime in the future. I love to read, [http://Www.Dailymail.Co.uk/home/search.html?sel=site&searchPhrase=preferably preferably] on my kindle. I really love to watch American Dad and Doctor Who as well as documentaries about anything astronomical. I like Board sports.<br><br>Feel free to visit my blog post; [http://www.design-brooklyn.com/hello-world/ fifa 15 Coin generator]

	*The hypotenuse is a constant dimension — (~~100 mm or 10 inches in the examples shown~~).
	*The height is obtained from the dimension between the bottom of one roller and the table'~~s surface.~~
	*The angle is calculated by using the sine rule. ~~Some engineering~~ and ~~metalworking reference books contain tables showing~~ the ~~dimension required~~ to ~~obtain an angle from 0-90 degrees~~, ~~incremented by 1 minute intervals~~.

	~~:<math>\sin \left(angle \right) = {perpendicular \over hypotenuse}<~~/~~math>~~

	~~Angles may be measured or set with this tool~~.

	~~==Principle~~==
	~~Angles are measured using a sine bar with the help of gauge blocks and a [[dial gauge]] or a [[spirit level~~]~~]. The aim of a measurement is to make the surface~~ on ~~which the dial gauge or spirit level is placed horizontal~~. ~~For example,~~ to measure the angle of a [[Wedge (mechanical device)\|wedge]], the wedge is placed on a horizontal table. The sine bar is placed over the inclined surface of the wedge. At this position, the top surface of the sine bar is inclined the same amount as ~~the wedge~~. ~~Using gauge blocks, the top surface is made horizontal~~. ~~The sine of the angle of inclination of the wedge is the ratio of the height of the gauge blocks used and the distance between the centers of the cylinders.~~

	~~==Types==~~
	~~{{Expand section\|date=September 2008}}~~

	~~===Sine centre===~~
	~~A special type of sine bar is sine centre which is used for conical objects having male and female parts. It cannot measure the angle more than 45 degrees.~~

	~~===Sine table.===~~
	~~Sine table (or sine plate) is used~~ to ~~measure angles of large workpieces~~.
	~~with accuracy~~.

	~~q 0° 30° 45° 60° 90° 180° 270°~~
	~~Sinq 0~~
	1
	2
	1


	2
	~~1 0~~ -1
	~~Cosq 1~~

	2
	1

	1
	2
	~~0 -1 0~~
	~~Tanq 0~~
	1

	1 * 0 *
	~~Cosecq * 2~~
	2

	~~1 * -1~~
	~~Secq 1~~
	2

	2 * -1 *
	~~Cotq * 1~~
	1

	~~0 * 0~~

	~~===Compound sine table===~~
	~~It is used to measure compound angles of large workpieces. In this case, two sine tables are mounted one over the other at right angles. The tables can be twisted to get the required alignment.~~

	~~{{Metalworking navbox\|toolopen}}~~

	~~{{DEFAULTSORT:Sine Bar}}~~
	~~[[Category:Metalworking measuring instruments]~~]

en>Monkbot: /* Chemical production */Fix CS1 deprecated date parameter errors

2014-01-31T16:52:21Z

Chemical production: Fix CS1 deprecated date parameter errors

← Older revision		Revision as of 18:52, 31 January 2014
Line 1:		Line 1:
	~~I am Oscar~~ and ~~I completely dig that name~~. He used to be ~~unemployed but now he~~ is a ~~meter reader~~. ~~What I adore doing~~ is ~~doing ceramics but I haven~~'~~t made a dime with it~~. ~~Her husband~~ and ~~her reside in Puerto Rico but she will have~~ to ~~move~~ 1 ~~day or another~~.<br><br>~~Review my web blog ::~~ [~~http://Www~~.~~Africatube~~.~~net/user/LEJYY~~ at ~~home std test~~]		[[File:SineBarStyles.jpg\|thumb\|A 10 in and 100 mm sine bars]]
			{{Unreferenced\|date=April 2009}}

			A '''sine bar''' consists of a hardened, precision ground body with two precision ground cylinders fixed at the ends. The distance between the centers of the cylinders is precisely controlled, and the top of the bar is parallel to a line through the centers of the two rollers. The dimension between the two rollers is chosen to be a whole number (for ease of later calculations) and forms the [[wiktionary:hypotenuse\|hypotenuse]] of a triangle when in use. The image shows a 10 inch and a 100 mm sine bar, however, in the U.S., 5 inch sine bars are the most commonly used.

			When a sine bar is placed on a [[Surface plate\|level surface]] the top edge will be parallel to that surface. If one roller is raised by a known distance, usually using [[gauge block]]s, then the top edge of the bar will be tilted by the same amount forming an angle that may be calculated by the application of the [[Sine#Right-angled triangle definition\|sine rule]].

			*The hypotenuse is a constant dimension — (100 mm or 10 inches in the examples shown).
			*The height is obtained from the dimension between the bottom of one roller and the table's surface.
			*The angle is calculated by using the sine rule. Some engineering and metalworking reference books contain tables showing the dimension required to obtain an angle from 0-90 degrees, incremented by 1 minute intervals.

			:<math>\sin \left(angle \right) = {perpendicular \over hypotenuse}</math>

			Angles may be measured or set with this tool.

			==Principle==
			Angles are measured using a sine bar with the help of gauge blocks and a [[dial gauge]] or a [[spirit level]]. The aim of a measurement is to make the surface on which the dial gauge or spirit level is placed horizontal. For example, to measure the angle of a [[Wedge (mechanical device)\|wedge]], the wedge is placed on a horizontal table. The sine bar is placed over the inclined surface of the wedge. At this position, the top surface of the sine bar is inclined the same amount as the wedge. Using gauge blocks, the top surface is made horizontal. The sine of the angle of inclination of the wedge is the ratio of the height of the gauge blocks used and the distance between the centers of the cylinders.

			==Types==
			{{Expand section\|date=September 2008}}

			===Sine centre===
			A special type of sine bar is sine centre which is used for conical objects having male and female parts. It cannot measure the angle more than 45 degrees.

			===Sine table.===
			Sine table (or sine plate) is used to measure angles of large workpieces.
			with accuracy.

			q 0° 30° 45° 60° 90° 180° 270°
			Sinq 0
			1
			2
			1


			2
			1 0 -1
			Cosq 1

			2
			1

			1
			2
			0 -1 0
			Tanq 0
			1

			1 * 0 *
			Cosecq * 2
			2

			1 * -1
			Secq 1
			2

			2 * -1 *
			Cotq * 1
			1

			0 * 0

			===Compound sine table===
			It is used to measure compound angles of large workpieces. In this case, two sine tables are mounted one over the other at right angles. The tables can be twisted to get the required alignment.

			{{Metalworking navbox\|toolopen}}

			{{DEFAULTSORT:Sine Bar}}
			[[Category:Metalworking measuring instruments]]

en>Mion: /* Photobiological water splitting */ +rate

2012-07-20T20:27:26Z

Photobiological water splitting: +rate

New page

I am Oscar and I completely dig that name. He used to be unemployed but now he is a meter reader. What I adore doing is doing ceramics but I haven't made a dime with it. Her husband and her reside in Puerto Rico but she will have to move 1 day or another.<br><br>Review my web blog :: [http://Www.Africatube.net/user/LEJYY at home std test]