Ncert exemplar solutions
Our top 5% students will be awarded a special scholarship to Lido.

Light | Light - Exercise

Question 5

A rainbow can be seen in the sky

(a) when the sun is in front of you.

(b) when the sun is behind you.

(c) when the sun is overhead.

(d) only at the time of sunrise.

Looking to do well in your science exam ?  
Learn from an expert tutor. Book a free class!
  • Solution

  • Transcript

The answer is (b) when the sun is behind you.

Explanation:

Rainbow is formed after rain and when the sunlight is low. A rainbow appears when your back is towards the sun.

"hello guys welcome back to lead homework i am revant kumar with a beautiful problem today so let's see what is that here so now observe properly replace abc values by suitable numerals they have given and now what is the question that is 5 a which is added to 87 and the answer the resulting answer is c b 3 now we should replace the a b c values okay so now the first one observed properly a plus 7 is equals to 3 they got right so a is equal to 3 minus 7 and a is equals to -4 is this possible no it is not possible at all right we should not get any negative values here so now observe properly that sum the a plus seven sum should be always definitely greater than ten right so now observe properly i will be changing the equation that is a plus seven is equals to three plus ten so a plus seven is equals to 13 and a is equals to 13 minus 7 so a is equals to how much that is 6 okay so we got a value is equals to 6 okay now 6 plus 7 is equals to 13 and here one carry will be there right so now one place five plus eight is equal to how much one plus five plus eight so that is equals to 16 here right so here b is equals to six and one will be carry so now b is equals to six you got and the whatever they carry is they that is changed as c here okay so c is equals to one so the final answer they got it as 163 okay so this is the answer okay and the a is equals to c six okay so i hope you have understood like whatever done here if you have any doubts please comment below don't forget to subscribe to this channel stay tuned for further updates thank you so much for watching this stay tuned thanks "

Set your child up for success with Lido, book a class today!

Our top 5% students will be awarded a special scholarship to Lido.

subject-cta

Question 5

A rainbow can be seen in the sky

(a) when the sun is in front of you.

(b) when the sun is behind you.

(c) when the sun is overhead.

(d) only at the time of sunrise.

  • Solution

  • Transcript

The answer is (b) when the sun is behind you.

Explanation:

Rainbow is formed after rain and when the sunlight is low. A rainbow appears when your back is towards the sun.

"hello guys welcome back to lead homework i am revant kumar with a beautiful problem today so let's see what is that here so now observe properly replace abc values by suitable numerals they have given and now what is the question that is 5 a which is added to 87 and the answer the resulting answer is c b 3 now we should replace the a b c values okay so now the first one observed properly a plus 7 is equals to 3 they got right so a is equal to 3 minus 7 and a is equals to -4 is this possible no it is not possible at all right we should not get any negative values here so now observe properly that sum the a plus seven sum should be always definitely greater than ten right so now observe properly i will be changing the equation that is a plus seven is equals to three plus ten so a plus seven is equals to 13 and a is equals to 13 minus 7 so a is equals to how much that is 6 okay so we got a value is equals to 6 okay now 6 plus 7 is equals to 13 and here one carry will be there right so now one place five plus eight is equal to how much one plus five plus eight so that is equals to 16 here right so here b is equals to six and one will be carry so now b is equals to six you got and the whatever they carry is they that is changed as c here okay so c is equals to one so the final answer they got it as 163 okay so this is the answer okay and the a is equals to c six okay so i hope you have understood like whatever done here if you have any doubts please comment below don't forget to subscribe to this channel stay tuned for further updates thank you so much for watching this stay tuned thanks "

Our top 5% students will be awarded a special scholarship to Lido.

subject-cta
Connect with us on social media!
2021 © Quality Tutorials Pvt Ltd All rights reserved
`