Which one of the following elements the drum of a Photostat machine is made up of: _________...? Mcqs

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Which one of the following elements the drum of a Photostat machine is made up of: _________...?

(A) Aluminium
(B) Selenium

(C) Barium
(D) None of these

✅ Correct Answer: Selenium

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Source: This question is taken from the Everyday Science

Latest MCQs

A photostat machine works on _____________...?

(A) electromagnetic image making
(B) magnetic image making

(C) thermal image making
(D) electrostatic image making

✅ Correct Answer: electrostatic image making

Comments

Source: This question is taken from the Everyday Science

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