The figure shows a convex mirror, the kind fitted as a rear-view mirror on scooters. What kind of image does it form of the object? A convex mirror bulges towards the left, towards the object, with its pole P on a horizontal principal axis. Its focus F and centre of curvature C are marked behind the mirror, to the right of P, and an upright object arrow stands in front of the mirror on the left.

The figure shows a convex mirror, the kind…

The figure shows a convex mirror, the kind fitted as a rear-view mirror on scooters.

Question 31

MediumOriginal question

The figure shows a convex mirror, the kind fitted as a rear-view mirror on scooters. What kind of image does it form of the object?

Real, inverted and diminishedCorrect answerYour answerVirtual, erect and enlargedCorrect answerYour answerReal, erect and enlargedCorrect answerYour answerVirtual, erect and diminishedCorrect answerYour answer

Show the answer and explanation

CorrectNot quiteAnswer D

Correct answer: D

A convex mirror always forms a virtual, erect, diminished image behind it, wherever the object is.
Because the image is small, the mirror shows a wide field of view, which is what a driver needs.

Concept: Image by a convex mirror
Typical timeTypical: 60 s
Your timeYours: —

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Ten questions from Everyday Physics, at your own pace.

Practise this chapter →

Ten questions from Everyday Physics, at your own pace.

The figure shows a convex mirror, the kind fitted as a rear-view mirror on scooters.

Question 31

Explanation