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tjsinghchawla@gmail.com from NH Goel World School, Raipur
Subject :ICSO    Class : Class 6

Which of the following machines was invented by Gottfried Wilhelm Von Leibniz?

A
B
C
D


Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is D. It was a digital mechanical calculator.

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