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1-9D1. Æĵ¿ ¸ðÇü
(Types of Mechanical Waves)

 (Last Updated 2009/5/19)

Æĵ¿Àº ¹°ÁúÀ» À̵¿½ÃÅ°Áö ¾Ê°í °ø°£À» ÅëÇÏ¿© ¿¡³ÊÁö¸¦ Àü´ÞÇÑ´Ù. Æĵ¿ÀÇ Àü´ÞÀÚÀÎ ¸ÅÁúÀº ÇÑÁ¤µÈ °ø°£³»¿¡¼­¸¸ Áøµ¿À» ÇÏ°í Æĵ¿Àº ÆÞ½º ÇüÅ·ΠÁøÇàÇÑ´Ù. ÆÞ½º¿äµ¿ÀÌ ÀüÆĹæÇâ¿¡ ¼öÁ÷ÇÑ Æĵ¿À» ȾÆÄ(Transverse Wave)¶ó ÇÏ°í ÆÞ½º¿äµ¿ÀÌ ÀüÆĹæÇâ¿¡ ÆòÇàÇÑ Æĵ¿À» Á¾ÆÄ(Longitudinal Wave)¶ó°í ºÎ¸¥´Ù.
¿ì¸®´Â ÀÌ µ¥¸ð½ÇÇèÀ» ÅëÇÏ¿© Á¤±Ô½ÇÇè¿¡¼­´Â Àß º¼ ¼ö ¾ø´Â ÆÞ½º Æĵ¿ÀÇ ¿òÁ÷ÀÓÀ̳ª ¹Ý»çÆÄÀÇ ¿òÁ÷ÀÓÀ» °üÂûÇÏ°í ÁøÇàÆÄ¿Í ¹Ý»çÆÄ°¡ ÁßøµÇ¾î °ø¸íµÇ°í Á¤»óÆÄ°¡ ¹ß»ýÇÏ´Â ÀÌÀ¯¸¦ »ý°¢ÇØ º¼ ¼ö ÀÖÀ» °ÍÀÌ´Ù.
 
1. ȾÆÄ (Transverse Wave)
 
ȾÆÄ ¸ðÇüÀº ¿©·¯°¡Áö »ö±ò·Î ¸ÅÁúÀÌ ±¸ºÐµÇ¾î °üÂûÇϱ⠿ëÀÌÇϵµ·Ï ±¸¼ºµÇ¾î ÀÖ´Ù. ½ÇÇèÀåÄ¡ ¾çÂʼÕÀâÀ̸¦ Àâ°í (³Ê¹« ¼¼°Ô ´ç±â¸é ÁÙÀÌ ²÷¾îÁ® Á¶¸³µÈ ºÎÇ°ÀÌ Èð¾îÁú ¼ö ÀÖÀ¸¹Ç·Î ÁÖÀÇ) ÇÑÂÊ¿¡¼­ ÁÙ¿¡ ¼öÁ÷¹æÇâÀ¸·Î ¼Õ¸ñÀ» ºñƲ¾î ȾÆÄ ÆÞ½º¸¦ º¸³»º»´Ù. Æĵ¿ÀÌ À¯¿¬ÇÏ°Ô ¹Ý´ëÂÊÀ¸·Î Àü´ÞµÇ°í ¹Ý»çµÇ¾î ´Ù½Ã µ¹¾Æ¿À´Â °ÍÀ» °üÂûÇÒ ¼ö ÀÖÀ»°ÍÀÌ´Ù. ±ÔÄ¢ÀûÀ¸·Î ÀÏÁ¤ÇÑ ÆÞ½º¸¦ º¸³»¾î ÁøÇàÆÄ¿Í ¹Ý»çÆÄ°¡ º¸°­ ¶Ç´Â »ó¼âµÇ´Â °£¼· ¾ç»óÀ» °üÂûÇØ º¸ÀÚ.
 

2. Á¾ÆÄ (Longitudinal Wave)

¿ë¼öö ¾çÂÊÀ» ³Ê¹« ´Ã¾îÁöÁö ¾Ê°Ô Àâ°í ÇÑÂÊ¿¡¼­ ¿ë¼ööÀ» Àâ¾Æ´ç°å´Ù°¡ ³õ¾Æ¼­ ÆÞ½º¸¦ º¸³»º¸ÀÚ. ¿ë¼ööÀÇ Á¾ÆÄÆÞ½º¿¡ ÇØ´çÇÏ´Â Æĵ¿ÀÌ Àü´ÞµÇ°í ¹Ý´ëÂÊ¿¡¼­ ¹Ý»çµÇ¾î µÇµ¹¾Æ¿À´Â °ÍÀ» °üÂûÇÒ ¼ö ÀÖÀ» °ÍÀÌ´Ù. ±ÔÄ¢ÀûÀ¸·Î Á¾ÆÄ ÆÞ½º¸¦ ¸¸µé¾î¼­ ¹Ý»çÆÄ¿Í °£¼·µÇ¾î º¸°­À̳ª »ó¼âµÇ´Â ¾ç»óÀ» °üÂûÇغ¸ÀÚ.


3. ÁÙÀÇ Áøµ¿
ÁÙÀÇ ÇÑÂÊ ³¡À» °íÁ¤ÇÑ ´ÙÀ½ ªÀº ÆÞ½ºÆĸ¦ °íÁ¤´Ü ÃøÀ¸·Î º¸³»º»´Ù. ÁøÇàÆÄ¿Í ¹Ý»çÆÄ°¡ Á¸ÀçÇϴ°¡¸¦ °üÂûÇÏ°í ÁÙÀ» ¼öÁ÷¹æÇâÀ¸·Î ±ÔÄ¢ÀûÀ¸·Î Èçµé¾î ±âº»Áøµ¿°ú ¹èÁøµ¿À» ¸¸µé¾î º»´Ù. ÁøÇàÆÄ¿Í ¹Ý»çÆÄ°¡ ±ÔÄ¢ÀûÀÎ Áøµ¿À¸·Î °ø¸íÀ» ÀÌ·ç¾î Á¤»óÆĸ¦ ¸¸µé¾î³»´Â °ÍÀÌ ¼Õ³¡À¸·Î ´À²¸Áö´Â°¡?


[°íÁ¤´Ü¿¡ ´ëÇÑ ±âº»Áøµ¿°ú ¹èÁøµ¿À» ¼Õ³¡À¸·Î ´À³¢¸ç Á÷Á¢ ¸¸µé±â]
¹øÈ£     ±Û Á¦ ¸ñ ¹øÈ£     ±Û Á¦ ¸ñ
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1-1D. Áø°øÀÚÀ¯³«ÇÏ
[Demo] Free Falling in Vacuum
2
1-2D. Ç¥Àû ¸ÂÃß±â
[Demo] Hit the Falling Monkey
3
1-3D1. À§·Î ±¸¸£´Â ¹°Ã¼
[Demo] Rolling Uphill
4
1-3D2. ·Ñ·¯ÄÚ½ºÅÍ
[Demo] Roller Coaster
5
1-4D1. ¼±¿îµ¿·® º¸Á¸
Conservation of Linear Momentum
6
1-5D1. °æ»ç¸é ±¸¸§
[Demo] Rolling on the Inclined Plane
7
1-5D2. °¢¿îµ¿·® º¸Á¸
Conservation of Angular Momentum
8
1-5D3. ÀÚÀ̷θµ
[Demo] Gyro-Ring
9
1-8D. ´ÜÁøÀÚÀÇ °ø¸í
Selected Reso.of Simple Pendulums.
10
1-9D1. Æĵ¿ ¸ðÇü
Types of Mechanical Waves
11
1-9D2. À½ÆÄÀÇ °ø¸í
[Demo] Resonance of Sound
12
2-1D. Àü±âÀåÀÇ ÀÛ¿ë
[Demo] Action of Electric Field
13
2-4D. Àü·ùµµ¼± ¹× Á÷·ùÀüµ¿±â
[Demo] EMF on a Wire & DC Motor
14
2-5D. ÀÚ±â·Â¼± °üÂûÀåÄ¡
[Demo] Magnetic Field Lines
15
2-6D1. ÀÚ±âÁ¦µ¿1 (±×³×Çü)
[Demo] Magnetic Damping1
16
2-6D2. ÀÚ±âÁ¦µ¿2 (³«ÇÏÇü)
[Demo] Magnetic Damping2
17
2-6D3. ¸µ ¹ß»çÀåÄ¡
[Demo] Ring Launcher
18
2-7D. ÇöóÁº¼
[Demo] Plasma Ball
19
2-8D2. ÃÊÀüµµÃ¼
[Demo] Superconductivity
20
ÀÚÀ̷νºÄÚÇÁ(¹ÙÄû)
[Demo] Gyroscope(Wheel)
21
ÀÚÀ̷νºÄÚÇÁ
[Demo] Gyroscope
22
ÁøÀÚÀÇ °¨¼âÁøµ¿(¿µ»ó)
[Demo] Damped Oscillation of Pend.
23
È£Èí·ü ÃøÁ¤
[Demo] Measure of Respiration Rate
24
±Ý¹Ú °ËÀü±â
[Demo] Gold-Leaf Electroscope
25
¶óµð¿À¸ÞÅÍ
[Demo]Radiometer
26
½ÉÀå¹Úµ¿·ü ÃøÁ¤
[Demo] Measure of Heart Rate
27
½ÉÀüµµ ÃøÁ¤
[Demo] Electorcardiograph
28
¿­Àü º¯È¯±â
[Demo] Thermoelectric Converter
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