Question

Basic Science for Class 7
(c) Concave lens
Choose the correct option(s). More than one option might be correct.
1. Which of these form virtual images only?
(d) Convex lens
(a) Concave mirror
(b) Convex mirror
2. A drop of water on a leaf forms a magnified image of the veins because of
(d) rectilinear propa
(a) refraction
(b) reflection
(c) radiation
3. If we mix lights of the colours of the rainbow, we will get
(a) pink light
(b) brown light (c) colourless light (d) black light
4. If you bring a faraway object towards the focus of a convex lens, the size of the image will
(a) increase
(b) decrease
(c) double
(d) remain the same
5. Which of these are due to the rectilinear propagation of light?
(a) Rainbow
(b) Inverted image in a pinhole camera
(c) Shadow
(d) Reflection​

Answer 1

Answer:

sorry friend can't answer such a big question

Answer 2

Answer:

1• Convex mirror

2• Reflection

3• colourless light

4• increase and decrease

5• Reflection