Shadows and Eclipses
Shadows and Eclipses: Overview
This Topic covers sub-topics such as Shadows, Eclipse, Lunar Eclipse, Solar Eclipse, Umbra and Penumbra and, Formation of Shadows Using Opaque Object
Important Questions on Shadows and Eclipses
A point source leads to the formation of umbra and penumbra.
A lunar eclipse can be seen over a period of a few hours.
Name the eclipse that is safe to be watched with naked eye.
Name the phenomenon by which the moon hides a planet or star behind it.
Select the correct option about lunar eclipse.
What type of shadow is formed by a point source of light?
STATEMENT: The shadow formed during the afternoon is the longest.
REASON: This is because the sun is near the horizon at this time.
Which type of propagation of light is the property of light which illustrate that we cannot see an object behind a wall?
(Choose from: Rectilinear/ Curvilinear)
Study the diagram given alongside. Which of the following will be seen on the screen?
