Variation of Current with Intensity of Light using a Photocell. |XII PHY Experiments| (Urdu/Hindi)

  Рет қаралды 32,243

Khan Affan

Khan Affan

6 жыл бұрын

**Thanks Moeez Tariq for Readings
Objective: To Study the Variation of Electric Current with Intensity of Light using a Photocell
Link for Graph ( • (Graph) To Study the V... )
Class: XII - PHY (Experiments)
Board: Sindh Board
Language: Urdu/Hindi for explanation & English for writing
XI - Physics (Experiments): [ • XI - Physics (Experime... ]
XII - Physics (Experiments): ( • XII - Physics (Experim... )
Let us know in comments your feedback, answer to questions asked in the video and further suggestion for the future topics.
Contact Info:
-Website: www.promotephysics.com
-Email: affan_414@live.com; affank414@gmail.com;
-Facebook Page: Physics with Khan M.Affan
( / phywithkhan )
-Instagram: khan.maffan
The whole idea of delivering these online lecture is to
-Provide a free facility to those students who might not have resources to engage with well known Expensive Physics Teacher
-Place a Conceptual Teaching Trend in Pakistan.
These lectures can also be delivered to those students who doesn't have internet facility (in Pakistan), if you know any of these students let us know, we will deliver them by ourselves.
Hope you enjoy doing Physics while watching these lectures.

Пікірлер: 41
@aliahmedkhan9690
@aliahmedkhan9690 5 жыл бұрын
SIr you are simply the true well wisher of we students. Thanks Alot!
@jaybee4976
@jaybee4976 3 жыл бұрын
Me subscribing your channel becuase I have to clear my next 7 semesters :)
@DrMustafaKhan
@DrMustafaKhan 4 жыл бұрын
Thankyou sir, it is very helpful!! Following!! 💯💖
@nimraaziz9566
@nimraaziz9566 2 жыл бұрын
Thanks sir !! May u live long❤❤
@rabbiasaleem7783
@rabbiasaleem7783 5 жыл бұрын
Thanks for these videos Helped me alot
@hellobrother6439
@hellobrother6439 2 жыл бұрын
best of luck for ur tomorrow exam . yes this is an important practical
@aribaqamar8258
@aribaqamar8258 2 жыл бұрын
May Allah bless u..... Really helpful...🌸
@hamzaali-uf4hn
@hamzaali-uf4hn 6 жыл бұрын
thanku very much its helped me alott👌😍😍😇😇
@munibanaseem3376
@munibanaseem3376 5 жыл бұрын
Thank you soo much sir❤
@AftabAli-tc9xy
@AftabAli-tc9xy 6 жыл бұрын
Thnks bhaii g
@hibaansari3811
@hibaansari3811 5 жыл бұрын
Thankyou sir buhut acha samjahya
@murtazahasan8823
@murtazahasan8823 5 жыл бұрын
Excellent 👍
@aqsatariq2450
@aqsatariq2450 6 жыл бұрын
Thanks alot sir
@Abdul-Rahman.0096
@Abdul-Rahman.0096 6 ай бұрын
Thank you so much Sir this video is very helpful and your teaching method also excellent 👌😊
@Hunter-zd9fq
@Hunter-zd9fq 2 жыл бұрын
Thanks alot SIR
@rambo3762
@rambo3762 Жыл бұрын
Sir Mean d ka square kr k reciprocal krrha hun to 10^3 arha hai 4 k bajaye? Please reply ASAP
@khan_affan
@khan_affan Жыл бұрын
Jee saath me value bhi check karein, usko ek decimal place pe ley ayein power -4 hojayegi...
@sumayyaiqbal6098
@sumayyaiqbal6098 2 жыл бұрын
Sir ye current hm increasingg value me leskte kia?mltb current ki readings increase krke likhen?
@khan_affan
@khan_affan 2 жыл бұрын
Yes bilkul... both methods can be applied... But see if your objective says increasing before decreasing...
@saimhassan2499
@saimhassan2499 4 жыл бұрын
Sir least count of ametre Kia ha
@mehaksiddiqui5808
@mehaksiddiqui5808 2 жыл бұрын
Sir plz y btyn k right side pr colour decrease hogh y left pr
@khan_affan
@khan_affan 2 жыл бұрын
Bulb se door janay per current decrease hoga...
@mehaksiddiqui5808
@mehaksiddiqui5808 2 жыл бұрын
Sir Kya is br practical reduce Howe hn? Plz reply
@khan_affan
@khan_affan 2 жыл бұрын
Jee, but aap k college ne jo Practicals assign kiye hain sirf wo karein... Apnay Teacher se consult karein wo batayein k kitnay or kon konsay practicals arahay hain... Har college ne apnay lihaaz se kiya hai...
@ghulamhussain9051
@ghulamhussain9051 3 жыл бұрын
Sir g graph page shi nazr nhi aa rha agr wu send kr dain tu mehrbani ho gii
@khan_affan
@khan_affan 3 жыл бұрын
facebook.com/PhyWithKhan/ Msg me here, I will share, actually main youtube pe picture share nahi hosakti...
@imransaleem458
@imransaleem458 2 жыл бұрын
Or current 20 20 different se select kerle na?
@hamzaali-uf4hn
@hamzaali-uf4hn 6 жыл бұрын
sir Apne tungsten filament nhi krwaya practical
@khan_affan
@khan_affan 6 жыл бұрын
hamza ali Dear here it is... kzfaq.info/get/bejne/mbmWdMpj0JbVZIE.html (Ohm's Law / Tungsten Filament)
@memuslimahabdulqadir7762
@memuslimahabdulqadir7762 6 жыл бұрын
sir square law for intensity of light yhi he na?
@khan_affan
@khan_affan 6 жыл бұрын
Yes... The term 1/d^2 is related to intensity... Thus the graph says that current is directly proportional to the intensity according to inverse square law... Yani as 1/d^2 decreases (i.e. intensity decreases) the photocurrent also decreases
@memuslimahabdulqadir7762
@memuslimahabdulqadir7762 6 жыл бұрын
Khan Muhammad Affan thank u so much sir
@hafsawahid7168
@hafsawahid7168 5 жыл бұрын
Sir graph ki kuch calculations bhi to hain??? At point A, at point B
@khan_affan
@khan_affan 5 жыл бұрын
Graph wali video dekho phir batao
@hafsawahid7168
@hafsawahid7168 5 жыл бұрын
@@khan_affan ok😊
@imransaleem458
@imransaleem458 2 жыл бұрын
Mujay ik bat pochni hai ap ye batai ke 0 se current start ki nh kia 500 se kio Kia or apka 500 se aage tha but college mein 0 per tha tu start 500 se kare ya 0 se ?
@imransaleem458
@imransaleem458 2 жыл бұрын
Bus ye confirm kerde
@hibaansari3811
@hibaansari3811 5 жыл бұрын
Sir iss ki calculation nhe hai issmai .
@moeeztariq1679
@moeeztariq1679 6 жыл бұрын
Sir what is the independent quantity in this practical?
@khan_affan
@khan_affan 6 жыл бұрын
1/d squared
@syedhasnainahmed9097
@syedhasnainahmed9097 Жыл бұрын
good reply,
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