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​​​​H. R.  Scientific Works

resonance apparatus brass

Sonometer student patterne.

Bell in Bell jar with Air pump

Bell in bell Jar with acrylic pump

AIR PUMP PLATE WITH PUMP

RIPLLE TANK 

Type - 1

Round Type

RIPLLE TANK moulded plastic

hammer wooden

RIPLLE TANK metal body

Bell in bell Jar

sonometer

tuning fork electrically maintained

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Bell in bell jar

Organ Pipe Wooden

VACUUM PUMP SYRINGE

Type - 2

Ripple Tank moulded heavy

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Hand Stroboscope

Sonometer Brass

VACUUM JAR PLATE