+1 vote
in Machine Dynamics by (34.3k points)
Light pen is a:

(a) Writing device

(b) Drawing device

(c) Locating device

(d) Lighting device

I had been asked this question in an online quiz.

Origin of the question is Programme for Four Bar Mechanism in portion Computer Aided Analysis and Synthesis of Mechanisms of Machine Dynamics

1 Answer

0 votes
by (38.6k points)
Correct option is (b) Drawing device

The best explanation: Light pen is used to draw on screen.

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