Download App

Light – Reflection and Refraction — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceLight – Reflection and Refraction1 Mark
Question
Does the value of speed of light change with medium?
✓

Answer

Yes it does, different mediums have different OPTICAL densities. Some are optically denser, in which the light travels at a slower speed and bends towards the normal, whereas other materials can be optically rarer in which the light speeds up and bends away from the normal.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "[1 Mark Questions]" from Light – Reflection and Refraction→Light – Reflection and Refraction — all question types→Science STD 10 question papers→CBSE Board STD 10 question papers→CBSE Board question paper generator→

Similar questions

From amongst the metals sodium, calcium, aluminium, copper and magnesium, name the metal:
  1. Which reacts with water only on boiling,
  2. Another which does not react even with steam.
→
How would you show that silver is chemically less reactive than copper?
→
A person is advised to wear spectacles with concave lenses. What type of defect of vision is he suffering from?
→
If the trait A exists in 10% of a population of an asexually reproducing species and a trait B exists in 60% of the same population, which trait is likely to have arisen earlier?
→
Name the excretory organs in unicellular organisms.
→
Name the following:
The cell organelle where photosynthesis occurs.
→
Name the commercial unit of electric energy.
→
Name one organism which reproduces by binary fission and another which reproduces by multiple fission.
→
Identify the reducing agent in the following reaction.
$Fe_2O_3 + 3CO → 2Fe + 3CO_2$​​​​​​​
→
Two non-metals combine with by the sharing of electrons to form a compound X.
Will it be a good conductor of electricity or not?
→