A convex mirror is used as a driving mirror because ...
A convex mirror is used as a driving mirror because
I. its image is erect
II. It has a large field of view
III. It has a long focal length
Identify the CORRECT statement(s)
I and III only
I and II only
II and IIII only
I, II and III only
Correct answer is B
No explanation has been provided for this answer.
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A man standing on a lift that is descending does not feel any weight because ...
Which of the following devices convert heat energy to electrical energy? ...
A perfect emitter or absorber of radiant energy is a ...