screen of distant building using a convex lens

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Q.
A student has focussed on the screen of distant building using a convex lens. If he has selected a blue coloured building as object, select from the following options the one which gives the correct characteristics of the image formed on the screen.

Solution

Q.
A student has focussed on the screen of distant building using a convex lens. If he has selected a blue coloured building as object, select from the following options the one which gives the correct characteristics of the image formed on the screen.

1 Virtual, erect, diminished and green shade

2 Real, inverted, diminished and in violet shade

3 Real, inverted, diminished and in blue shade

4 Virtual, inverted, diminished and in blue shade

Ans.
(3)

As the image is focussed on screen, the image will be real, inverted and diminished but the colour of the image will remain same.

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Solution

Q. A student has focussed on the screen of distant building using a convex lens. If he has selected a blue coloured building as object, select from the following options the one which gives the correct characteristics of the image formed on the screen.

1 Virtual, erect, diminished and green shade

2 Real, inverted, diminished and in violet shade

3 Real, inverted, diminished and in blue shade

4 Virtual, inverted, diminished and in blue shade

Ans. (3) As the image is focussed on screen, the image will be real, inverted and diminished but the colour of the image will remain same.

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Q.
A student has focussed on the screen of distant building using a convex lens. If he has selected a blue coloured building as object, select from the following options the one which gives the correct characteristics of the image formed on the screen.

Ans.
(3)

As the image is focussed on screen, the image will be real, inverted and diminished but the colour of the image will remain same.