CBSE > Class 12 > Physics | CBSE Board | Homework Help

Kuch topic h jinse questions puchne ke chance jada h unhe kr lo aur wo easy bhi h. Like krichoff's law and its application, rectifier,L.C.R, AC generator, bio sarvat and application, potentiometer and so on...

1Thank You

Mrs.Alina Ahmed Khan 5 years, 7 months ago

Bss passing marks aayege and kuch numericals and important topics zarror pdhe

1Thank You

Riya Rana 5 years, 7 months ago

Nhi

1Thank You

Harsh Sonkar 5 years, 7 months ago

Just paas ho skte hain aap....mgr ache number nhi aayenge

1Thank You

ANSWER

Sample question paper clss12th for2020 Question no:1

Posted by Aadi Raj 5 years, 7 months ago

CBSE > Class 12 > Physics

1 answers

Harsh Sonkar 5 years, 7 months ago

For one 6 face of cube it is q/Eo And for one face of cube it is q/6Eo

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ANSWER

Is VAN DE GRAAFF GENERATOR in our BOARD SYLLABUS?

Posted by Gaurav Rawat 5 years, 7 months ago

CBSE > Class 12 > Physics

7 answers

Lakshya ? 5 years, 7 months ago

Ab yh kya chij hoti h...

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Meghna Shrivastav? 5 years, 7 months ago

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Komal Komal 5 years, 7 months ago

0Thank You

Preeti Chaudhary 5 years, 7 months ago

Nahi yaar

0Thank You

Manjay Jha 5 years, 7 months ago

Nooooo

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Riya Rana 5 years, 7 months ago

Nop

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Chirag Jain 5 years, 7 months ago

1Thank You

ANSWER

Is There will be choices in paper or not???

Posted by Aku❤️❤️ ? 5 years, 7 months ago

CBSE > Class 12 > Physics

4 answers

Nishant Sharma 5 years, 7 months ago

NO CHOICE IN PAPER!...ONLY INTERNAL CHOICES WILL BE GIVEN :)

0Thank You

Arnav Kandari 5 years, 7 months ago

Choice ka kya krega jab padhega ni to.

1Thank You

Riya Rana 5 years, 7 months ago

Obviously

1Thank You

Shivani Thakur 5 years, 7 months ago

Yssss..

1Thank You

ANSWER

Will there be different sets for physics cbse exam class12 2020

Posted by Pranika Gupta 5 years, 7 months ago

CBSE > Class 12 > Physics

3 answers

Pranika Gupta 5 years, 7 months ago

Thanks

1Thank You

Pranika Gupta 5 years, 7 months ago

3 sets? Sure?

0Thank You

Priya Shyam 5 years, 7 months ago

Yes.

0Thank You

ANSWER

CBSE SAMPLE paper question no 8

Posted by Suchit Priyadarshi 5 years, 7 months ago

CBSE > Class 12 > Physics

1 answers

Harsh Sonkar 5 years, 7 months ago

Refractive index in ques no. 8 is √3 Acc. To thus u=tan ip √3= tan ip then value of ip= 60°

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ANSWER

Can anyone please tell me the definition of electric field intensity

Posted by Deepanshu Martin 5 years, 7 months ago

CBSE > Class 12 > Physics

3 answers

Komal Komal 5 years, 7 months ago

Strength of electric field at any point or the electrostatic force per unit positive test charge on a point in electric field is called electric field intensity

1Thank You

Emiline Saji 5 years, 7 months ago

Electric field intensity at any point in an electric field is defined as the amount of force experienced by a unit +ve charge placed at that point.

1Thank You

Riya Rana 5 years, 7 months ago

Electric field intensity is the amount of force applied to carry one unit charge.

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ANSWER

Most important topics/questions for board exams

Posted by Yash Patel 5 years, 7 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Guys jinko bhi ache se physics ki preparations krni he vo youtube pe eduarga channel pe sample papers solve krlo Its very helpful.....fail hone wala bhi pass to ho jaega???

Posted by Ayush Verma 5 years, 7 months ago

CBSE > Class 12 > Physics

2 answers

Mrs.Alina Ahmed Khan 5 years, 7 months ago

Thankx

1Thank You

Riya Rana 5 years, 7 months ago

Thnx

1Thank You

ANSWER

Is proof of GAUSS THEOREM in our BOARD SYLLABUS?

Posted by Gaurav Rawat 5 years, 7 months ago

CBSE > Class 12 > Physics

4 answers

Mrs.Alina Ahmed Khan 5 years, 7 months ago

Yesss

0Thank You

Komal Komal 5 years, 7 months ago

Yes

0Thank You

Riya Singh 5 years, 7 months ago

Yes

0Thank You

Muskaan Vig 5 years, 7 months ago

Yes , it is in our syllabus.

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ANSWER

Derivations of all chapters

Posted by Saurav Singh 5 years, 7 months ago

CBSE > Class 12 > Physics

1 answers

Arnav Kandari 5 years, 7 months ago

Karo derivations aur kya, zaroor karo tumhare liye hi accha hai

1Thank You

ANSWER

Is additional questions important for boards

Posted by Neha Sharma 5 years, 7 months ago

CBSE > Class 12 > Physics

1 answers

Samanyu Kamra 5 years, 7 months ago

No..they are more of research based and jee main level..aur may be advanced

1Thank You

ANSWER

Sn, C,Si and Ge are all group 14 elements. Yet ,Sn is a conductor,C is an insulator while Si and Ge are semiconductors. Why ?

Posted by Amol Gùpta 5 years, 7 months ago

CBSE > Class 12 > Physics

2 answers

Rajat Barwar 5 years, 7 months ago

It depends on nuclear force on electrons.

1Thank You

Neha Sharma 5 years, 7 months ago

Because absence of free electron and more ionisation energy

2Thank You

ANSWER

Chalosabi timetable banata h aj ham sari small units karenge jo lagbag apki 24 marks ki h or samaj m bi a jaygi jyada units cover hona k sath sathconfidence bi rise hojaega.aj 8 bje Tak enkocomplete karenge fir night study m ek lenghty unit phoddo. ALL THE BEST........MAY YOU LIKE MY ADVISE@#???

Posted by Aryan Ruhal 5 years, 7 months ago

CBSE > Class 12 > Physics

1 answers

Ayush Verma 5 years, 7 months ago

Its easy to say but not to do...!!

0Thank You

ANSWER

All the best friends..????☺ physics ko phod dege...??????

Posted by Lakshya ? 5 years, 7 months ago

CBSE > Class 12 > Physics

21 answers

Nishant Sharma 5 years, 5 months ago

Yahan mil ke bakch*di karoge toh physics tumhari g**nd fod degi*

0Thank You

Meghna Shrivastav? 5 years, 7 months ago

Sure?????????

0Thank You

Shivani Thakur 5 years, 7 months ago

Thnxxx...btw..??✌??

1Thank You

Shivani Thakur 5 years, 7 months ago

?☺?☺??☺??☺??☺?☺????☺?☺????..nyccccc ....thought.....i also knw bt implementatio thoda typical hota h naa??

1Thank You

Lakshya ? 5 years, 7 months ago

Haal toh hamara bhi yhi h?‍♂....but jayda tension lene s ache marks aa jate toh kya hi bat thii....eslia always be happy??....cool mind s padhai karo....ki tum subject s nhi blki subject tumse dree ???

2Thank You

Shivani Thakur 5 years, 7 months ago

Aap sb logon ko dkhkar thodi -si better feel aari h....i mean better ni btt thodi hassi aa ri h..???☺???........kuki mere jaisi feeling shayad hi kisis ko aari ho..?????????☹️??.....heart fail hone k chances hain.....brain pr load itna lggg raa h....-jaise 100000 kg rakh diya h!!?

1Thank You

Lakshya ? 5 years, 7 months ago

@shivani... Most welcome ?... But thanqq kis chij k lia???

1Thank You

Tapan Pandey ?? 5 years, 7 months ago

Most welcome ?

0Thank You

Shivani Thakur 5 years, 7 months ago

Yeahhhhh..???????☺??????????.......gudd vry gud...laakshya nd tapann?.....nd thnqq.?? both off uuh!!!

2Thank You

Komal Komal 5 years, 7 months ago

Iss hassi k chakar mai asa na ho ki baad mai pachtana pade future ka sawal h please take it serious

0Thank You

Lakshya ? 5 years, 7 months ago

Bss yhi hassi wale mood s dono paper ache ho gy... ..kya pta physics ka bhi acha ho jay???..bss esii umeed pr kyam hu ??

2Thank You

Tapan Pandey?? 5 years, 7 months ago

Ye sab bolna pad raha h ........to increase in confidence level

0Thank You

Tapan Pandey?? 5 years, 7 months ago

Physics ko bhi pata lage ki har koi ni darta usse????

1Thank You

Shivani Thakur 5 years, 7 months ago

Tum bilkul hassi vale mood m ho......nd vo b just before physics exam?????✌????...

1Thank You

Shivani Thakur 5 years, 7 months ago

Again u r saying......????????????.....let's seee

0Thank You

Lakshya ? 5 years, 7 months ago

Yes don't worry physics ko phod dege...???

1Thank You

Shivani Thakur 5 years, 7 months ago

Trying ?

0Thank You

Tapan Pandey?? 5 years, 7 months ago

Think +ve and be +ve????

1Thank You

Tapan Pandey?? 5 years, 7 months ago

Bilkull

1Thank You

Shivani Thakur 5 years, 7 months ago

,????

1Thank You

Shivani Thakur 5 years, 7 months ago

Wht r u saying...lakshya ???????????????

1Thank You

ANSWER

A 200 microfarad parallel plate capacitor having plate separation of 5mm is charged by a100v dc source.It remains connected to the source.Using an insulted handle, the distance between the plates is doubles and a dielectric sab of thickness 5mm and dielectric constant 10is introduced between the plates.Explain with reason how the capacitance, electric field, energy density of plates will change

Posted by Khushu Dhuwan 5 years, 7 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Physcs chapter wise blue print

Posted by sagu****@***** 5 years, 7 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

thresold frequency

Posted by Prince Yadav 5 years, 7 months ago

CBSE > Class 12 > Physics

1 answers

Pritish Farswan 5 years, 7 months ago

Minimum enrgy required eject an electron from a metal surface.

1Thank You

ANSWER

( 3/2 ) k T = K Pls explain. Eqn. for temp. required for overcoming barrier potential.

Posted by Regtony R 5 years, 7 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

I am so much scared i cant even study because of tension .....help!???????????

Posted by Kriti Sharma 5 years, 7 months ago

CBSE > Class 12 > Physics

5 answers

Komal Komal 5 years, 7 months ago

You try your best baki sab bhagwan pe chod do

1Thank You

Gopal Mishra 5 years, 7 months ago

Don,t worry please stayed with your exam and forget all things what happened in english exam. Only watch the what will happened? You can learn all firmulas and theory you will get 50marks. Above

1Thank You

Siriginadi Geetanjali 5 years, 7 months ago

Don't worry feel free and prepare all derivation and laws and best of luck for your exam? ? ?

7Thank You

Parvez Ansari 5 years, 7 months ago

Mistake good spelling

3Thank You

Parvez Ansari 5 years, 7 months ago

English exam not good so you feel bad if your exam goog/bad do not concern any one and not found solution on youtube and attention towards physics

0Thank You

ANSWER

Impact parameter?????

Posted by Kriti Sharma 5 years, 7 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Limitations of thomsons model ?????

Posted by Kriti Sharma 5 years, 7 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

May i know the list of possible deriavation questions in physics exam

Posted by Rakshi Doctor 5 years, 7 months ago

CBSE > Class 12 > Physics

1 answers

Ayush Verma 5 years, 7 months ago

There are many imp. derivations in our syllbs.which may come this year. How can i tell you that all derivations???? Type krne me hi pura din nikal jaega

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ANSWER

Lencemaker formula with derivation

Posted by arun****@***** 5 years, 7 months ago

CBSE > Class 12 > Physics