Significant Figures One Shot in Physics and Chemistry Chapter 1 Class 11 [+ Rounding off Numbers]
In this video Narendra (IITB 2003, Purdue Univ) Sir will tell all the rules for addition and subtraction, multiplication and division of significant figures in the units and dimensions physics class 11. This topic is also there in some basic concepts of chemistry class 11. So it is there in both physics and chemistry chapter 1 class 11. Also understand how to know significant digits in a number and rounding off numbers.
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Пікірлер: 283
1) significant figure 2 golden rule 2) add/substract with sf 3)multiply/divide with sf 4) rounding off
Sir :- 12.63-10.2= 2.43 But lowest no.value is 10.2 then the answer hi _ 2.4🙂
Sir :-1008 ÷1.02=988.235 But in 1008 there is 4 significant figures and in 1.02 have 3 significant figures ... less significant figures value is 1.02 that's why the answer is 988🙂
@jahirxmalik6554
11 ай бұрын
Cool
Sir ap boht accha explain krte hai pura significant figures samajh me aa gya
Luckily I found this channel...❤
@krishnamundhra1949
3 жыл бұрын
I toooo:)
@sahoobairagisahoo391
3 жыл бұрын
I also😎🤗
@tsgarmy176
2 жыл бұрын
🔥😏
@ThakurSahab888
2 жыл бұрын
🙂✨
@SudhanshuKumar-rk3gd
2 жыл бұрын
And I found you
Sir 2.4 hoga subtraction wala ka aur 988 hoga division wala ka 😉
@deependrasinghkushwah5024
2 жыл бұрын
First Ka 2.4 kese ho you can explain me
@newtons7250
2 жыл бұрын
@@deependrasinghkushwah5024 subtract karne ke bad apko 2.43 answer ayega fir apko question mei decimal point ke bad least number ko dekhna hai jo ki 1.5 hai toh fir answer 2.4 likhna hoga
@sanskritigairola4983
2 жыл бұрын
1008 significant hai na??
@blinkbtsarmy
Жыл бұрын
Division wala ka lowest significant kya hai
@prakashmakwana1136
Жыл бұрын
@@blinkbtsarmy 1.02 😇
Such a beautiful channel..Jinhone bhi banaya hai Bhagwan unhe hmesa khus rkhe..luckly i found this channel randomly
Thanku so much sir ..In last Your Two Golden Rules Are Very Helpfull Thankuu so much sir ...❤❤...
I am from Nepal🇳🇵🇳🇵🇳🇵.Sir,you deserve more than our words for you.😘😘
Awesome thanks sir now I am able to make short notes without missing anything yu are genius sir
Thank you sir, you are explain me significant figure🙂🙂
2 ghante ke pw ke lecture se zyada yaha seekh gaya . Thank you sir 🙇🏽♂️🥰🙏🏽
@Soluble._with._study.
6 ай бұрын
Yeah 😂
9:37 question - answer is 2.4 11:06 question - answer is 988
@CRDLOVER
Жыл бұрын
Wrong
@Ayushi_2752
Жыл бұрын
@@CRDLOVER Right hai pagal jake check krle
@sahil.254
Жыл бұрын
Right 👍
@slimeadda111
Жыл бұрын
Hi
@cybertech_insights
Жыл бұрын
02.4
Thanku so much sir.. I have clear my all doubts...🙏
Amazing ... Video my all doubts are clear Thank you sir
Sir your are Best teacher of Physics and chemistry
Very nice explanation ...!!👍✌️
Thanky you so much sir 😘
Are sir bahut shukriya🙏 subah aapka lecture dekha aur exam me isi se question the pura kr diya.
Wow such a nice channel keep it up sir jii
Many many thanks sir 🙏🙏🙏🙏🙏🙏
Thank you sir!
thank you sir.
Awesome sir with heartouching 😢😢🎉🎉
Thank you so much sir bhut easy way mein samajaya thank u 😊
Superb explanation sir ji
What will we take if it comes round off to 2 significant figures 3.45
This is magical...
How many of you are knowing that sir is dronacharya awardee
Thank you Bhai ❤️
Sir the subtraction example you have given the answer of that will be 2.4
Very nice explanation for this channel
Gajab bhai 💓
Thanks sir for this
Thanks a lot
Thanks a lot sir😇😇😇😇😇😇
Thnxx a lot sir 🤩😍❤️
Thank you sir 🙏
perfect sir❤
Sir subkuch bohot achese samaj aa gaya
Thank you sir helped a lot
Kamaal ka video ❤️
Thank u 😊 sir😇
Tqq sir🙏
Thank you so much
You are the great teacher 😊
Thanks sir veryyyyyy helpfulll 💗
12.63-10.2=2.43=2.4 1008÷1.02= 988.23 after rounding off 988 ans Thanks sir it's help me lot 🙏 sita ram
Thank you sir
12.63 - 10.2 = 2.43 = 2.4 ans
Thank you sir 👍
thank you so much❤
tq so much ..🤗🙏💖
Vry nice nd informative...
If 15.25 aor isko three significant digest tak report karna hai toh is case me ham kese karenge?
Thankyou so much sir
Thank you ❤
Very Thank you sir
Sir whole syllabus class 11th ka video lecture Kaha se milega is channel ka
❤️❤️❤️
12.63-10.2=2.61=2.6 There are 2 significant
Thanks sir jiii
Sir 2nd question me 988 aa rha to isse round off krke likhenge ya normaly
Thnku sir✨
Love u sir...🤗
Thank u so much
Can you make 1 shot video on rotational motion
Best video
tq soo much sir
Clear sir thank you so nice explanation ❤️🥳
Thanks sir👍
best channel ❤❤
Sir what is the meaning of cut off?
Best 💕
Division vale question ka answr 98.8 hoga na sir
Super sir Tq sir ❤
Superb
9:37 answer - 2.4 11:06 answer - 987
Sir plz give us short notes of chapters of physics class11.
2.4
Waaaooo
Awesome
What will be the subtraction of 5.8*10⁴-1.5*10³
@rishavraj1776
Жыл бұрын
5.6*10⁴
2.4 ❤
Sir answer is 2.4 after subtraction
Sir i have a doubt. At 6:08 I think if there was 5200 then we can count 2 significant number & When it was 5200 cm. ( With any physical unit) we have to consider zero in significant number so 4 significant number there. If i am wrong i apologize sir.
@EdufineAkash
3 жыл бұрын
Yes,,, I am also confused in this..
@kajal__sharma695
2 жыл бұрын
Yes there are 4 significant figures
@jkmvi2525
2 жыл бұрын
Jst keep in mind the golden rule ..nd there are 4 sig. Fig
@maybe_harshh
2 жыл бұрын
I too had this confusion But I think Physical Unit and Significant number are two different terms Don't mix it In quantity it's 5200 and in Significant concept it has only 2
Tnqqqq sir
Thanks sir 🙏🙏🙏🙏🙏🙏🙏
11:06 ques. - ans. is 988
Best sir
Thk bro
Love you sir
9:37 ques. - ans. is 2.43
9:36 12.63 - 10.2 =2.4
Thanks
Sir answer is 9.88 after division
Best video found on internet
Difference between precision and accuracy?
@girimanchikanti36
3 жыл бұрын
accuracy: how close a measured value is to the actual value precision:how close are the measured value to each other for an example if u are given to calculate the weight of a certain object and u took the value three times like 12g,11.5g, 12.5g then its precise and if ur told to take out thevalue of g= 9.8 m/s and ur value is 10 or 9.4 or something then its accurate i hope u understood
thanks
Sir...I clearly understand what you taught.... but I had a doubt.....I asked this question at my school....... but didn't get the proper answer and explanation..... My question is that :--- There are how many significant figures in 00.00??? Sir..I hope you will surely help me....My last hope is from you... Plz...reply me.... and solve my doubt.....
@kashishjindal8203
3 жыл бұрын
Not sure bt acc to me answer should be 2
@Amazing_HK
3 жыл бұрын
@@kashishjindal8203 I also don't know......... Waiting for sir to reply😶😶
@kashishjindal8203
3 жыл бұрын
@@Amazing_HK yupp!
@Tyagi_anant99
3 жыл бұрын
@Harshit Kumar i m damn sure isme significant figure 0 hain
@Amazing_HK
3 жыл бұрын
@@Tyagi_anant99 nope... Bt happy to see you tried to guess answer😇