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SÓ¨ûX NôRôWQ Bod (Medium, normal arc) GXdhWô¥u Øû]dÏm BRôW
(Fig 2) EúXôLj§tÏm CûPúV Es[ çWm Eh
Lm© ®hPj§u A[ûY®Pd Ïû\YôL
CÚkRôp AÕ ÏhûPVô] Bod ¿[m
G]lTÓm.
Bod ¿[eL°u ®û[ÜLs (Effects of arc
length)
– ¿[Uô] Bod ÃeLôW KûNûV (Humming
sound) HtTÓjÕm..
– ¨ûX«pXôR Bod
– ùYpÓ EúXôLjûR Bd£LWQUûPVf
ùNnRp.
N¬Vô] Bod ¿[m (A) NôRôWQ Bod ¿[m
– Ïû\kR EÚÏ ¨ûX Utßm Ïû\kR
GuTÕ GXdhWô¥u Es[Ld Lm©«u
®hPj§tÏ NUUô] çWUôÏm. FÓÚYp
¿[Uô] Bod (Long arc) (Fig 3) – EÚ¡V EúXôLjûR N¬VôLd LhÓlTÓjR
Ø¥VôûU
– GXdhWôÓ EúXôLjûR ®WVUûPVf
ùNnVdá¥V A§L A[®Xô] ùR±l×Ls.
ÏhûPVô] Bod (Short arc)
– CÕ ùY¥ùVôXõûV (Popping sound)
HtTÓjÕm..
– GXdhúWôÓ úYLUôL EÚ¡ úYûXÙPu
Eû\Vj ÕYeÏm.
– Ïû\kR ALXl T¥ÜPu A§L EúXôLl
T¥Ü RÚm.
GXdhWô¥u Øû]dÏm, BRôW EúXôLj§u
TWl×dÏm CûPúV Es[ çWm, Eh Lm©«u – Ïû\kR ùR±l×Ls
(Core wire) ®hPjûR ®P A§LUôL CÚkRôp
– A§LUô] EÚÏRp Utßm FÓÚYp.
AÕ ¿[Uô] Bod G]lTÓm.
NôRôWQ Bod (Normal arc)
ÏhûPVô] Bod (Short arc) (Fig 4)
– CÕ ¨ûXVô] Bod RÚYÕPu, ºWô]
LWLW KûNûV HtTÓjÕm.
– GXdhúWôÓ ºWôL G¬Ùm
– ùR±l×Ls Ïû\YôL CÚdÏm.
– N¬Vô] EÚÏRp Utßm FÓÚYp.
– N¬Vô] EúXôLl T¥Ü
220 £_õ & Gm: @©hPo (NSQF - Revised 2022) R.T. for Ex.1.4.56
