वाशिंग मशीन का कार्य सिद्ध – McqOptions

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1.	वाशिंग मशीन का कार्य सिद्धांत है -
A.	विसरण
B.	अपकेंद्रण
C.	उत्क्रम परासरण
D.	अपोहन
Answer» C. उत्क्रम परासरण

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