Which of the following releases single wavelength of energy ?
Which of the following releases single wavelength of energy ?
		A.	QTH
B.	PAC
C.	LED
D.	Argon lasers
		A.	QTH
B.	PAC
C.	LED
D.	Argon lasers
		A.	1½ 2 years
B.	2½ – 3 years
C.	3-4 years
D.	3-5 years
		A.	Fatty change
B.	Hyaline change
C.	Amy
D.	Atrophy
		A.	Hallucinations
B.	GIT disturbances
C.	Peripheral neuritis
D.	Encephalitis
		A.	Cardiac asthma
B.	Bronchial asthma
C.	Pulmanray oedema
D.	Cor pulmonale
		A.	Anticancer drug
B.	Antibiotic
C.	Antiarrythmic
D.	Immunosuppresant
		A.	Increase toxigenicity
B.	Increase antigenicity
C.	Reduce the antigenicity
D.	reduce the toxigenicity