Which of the following statements about pinhole camera are correct?
(i) It is a camera with a single lens.
(ii) It produces an upside down image of object.
(iii) It does not have a screen.
(iv) It works because light travels in a straight line.
(v) It forms real and colourless shadows of objects.

Q. A student studying the similarities and differences between a camera and the human eye makes the following observations:
(I) Both the eye and the camera have convex lenses.
(II) In order to focus, the eye lens expands or contracts while the camera lens moves forward or backward.
(III) The camera lens produces upside down real images while the eye lens produces only upright real images.
(IV) A screen in camera is equivalent to the retina in the eyes.
(V) A camera adjusts the amount of light entering in it by adjusting the aperture of the lens. In the eye the cornea controls the amount of light.
The correct statements are

Q. The formation of an inverted image in a pinhole camera shows that​
(i) light enables us to see​
(ii) light travels in a straight line path​
(iii) light can pass through the pinhole​
(iv) light does not pass through the pinhole​

Q. $\text{Statement I}:$ The image of the sun won't undergo any inversion in a pinhole camera.

$\text{Statement II}:$ The pinhole camera forms only point-sized images as it has only a pinhole.

Which of the given statements is/are incorrect?

Q.

Shaunak does not know that what type of image is formed by the pinhole camera. Shaurya stated two statements:

Statement 1: The image formed by the pinhole camera is real and erect.

Statement 2: Image formed by the pinhole camera is real because there is refracting or reflecting optical elements to change the path of rays of light.

Q. We do not observe an upside-down image of the Sun through a pinhole camera because the Sun is symmetrical (spherical).