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

When an ideal capacitor is joined in circuit then the current flowing in between the plates of the capacitor is called displacement current and the current flowing in circuit is called conduction current

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Sheetal Wankhede 7 years, 10 months ago

Guy's please tell me

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What is diverge and converge?

Posted by Luksh Kumar 7 years, 10 months ago

CBSE > Class 12 > Physics

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The focal length of an equiconvex lens is equal to radius of curvature of either face. What is the refractive index of the material of the lens.

Posted by Aniket Kumar 7 years, 10 months ago

CBSE > Class 12 > Physics

1 answers

Aditya Krishnan 7 years, 10 months ago

I think it's 1.5, I used the lens makers formula

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Guy's physics practical me rectifier project topic per kya questions puchh sakte hai

Posted by Sheetal Wankhede 7 years, 10 months ago

CBSE > Class 12 > Physics

2 answers

Sheetal Wankhede 7 years, 10 months ago

Thanks aditya

1Thank You

Aditya Krishnan 7 years, 10 months ago

Diodes our junction ke bare me padlo, forward, reverse bias vagere...

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to study the earth magnetic field using the tangent galvanometer

Posted by Avinash Raj 7 years, 10 months ago

CBSE > Class 12 > Physics

0 answers

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Why electric bill reduces by earhing

Posted by Amanjit Kaur 7 years, 10 months ago

CBSE > Class 12 > Physics

0 answers

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How to to get 50 Marks out of 70 in physics in one month?

Posted by Sheetal Wankhede 7 years, 10 months ago

CBSE > Class 12 > Physics

5 answers

Sheetal Wankhede 7 years, 10 months ago

Any buddy can help me in 2nd chapter..

1Thank You

Sheetal Wankhede 7 years, 10 months ago

Potential divide karte nahi aata hai mujhe please batao na kese sikhu and 2nd chapter to pura ke pura nahi aata hai mujhe•••

1Thank You

Aadil Gouri 7 years, 10 months ago

first clear all concepts and learn easy topic by heart

1Thank You

Akki Singh 7 years, 10 months ago

Eak kaam kr sakti ho Hard workone then 50+ mark infor physics

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Sheetal Wankhede 7 years, 10 months ago

Guy's please help me???

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Is all the questions of NCERT is enough for board examination?

Posted by Ayush Raj 7 years, 10 months ago

CBSE > Class 12 > Physics

0 answers

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What is the basic unit of quantization of charge

Posted by Ashu Saini 7 years, 10 months ago

CBSE > Class 12 > Physics

1 answers

Annu Baghel 7 years, 10 months ago

Coulomb

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Draw a plot showing the variation of electric field and electric potential with distance r due to a point charge q

Posted by Shaily Singh 7 years, 10 months ago

CBSE > Class 12 > Physics

0 answers

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Electric potential due to an electric dipole at an equatorial point 0 explain

Posted by Shaily Singh 7 years, 10 months ago

CBSE > Class 12 > Physics

0 answers

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How the question paper of physics is being expected I mean hard , very hard or easy this year

Posted by Harshal Srivastava 7 years, 10 months ago

CBSE > Class 12 > Physics

1 answers

Zzz Hhh 7 years, 10 months ago

Twisted

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Give me all E x and v x graph in electrostatic

Posted by Shaily Singh 7 years, 10 months ago

CBSE > Class 12 > Physics

0 answers

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Drift speed

Posted by Shreya Sinha 7 years, 10 months ago

CBSE > Class 12 > Physics

3 answers

Simran Bammi 7 years, 10 months ago

Average velocity under the influence of external field is known as drift velocity

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Ritika Tomar 7 years, 10 months ago

Drift speed is the average speed with which the electron get drifted towards the positive end of the conductor under the infleunce of external electric field applied

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Akash Kumar 7 years, 10 months ago

The speed of electrons when a potential difference applied across the conductor and electron move towards the positive plate with the speed called drift speed....

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How is infared waves r created

Posted by Ruhii Yadav 7 years, 10 months ago

CBSE > Class 12 > Physics

1 answers

Shivanshu Yadav 7 years, 10 months ago

They produced by the very hot bodies,molecules

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What are eddy currents ? Explain with an example in simple words

Posted by Gagan Choudhary 7 years, 10 months ago

CBSE > Class 12 > Physics

2 answers

Shivanshu Yadav 7 years, 10 months ago

They are used in magnetic breaks, in electric power meter etc.

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Shivanshu Yadav 7 years, 10 months ago

These are Current which produce in the bulk pieces of the conducter when the amount of magnetic flux linked with the conducter is changed i= d¤/dtxR

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[Why ]diffraction takes place?

Posted by Aadish Bansal 7 years, 10 months ago

CBSE > Class 12 > Physics

2 answers

Aanshika Singh 7 years, 10 months ago

Due bending of light at sharp edges of obstacle

2Thank You

Shivanshu Yadav 7 years, 10 months ago

The bending of light at the corner of Obstacle surface is called diffraction

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Which wave is used in transmission of Tv signals ? What are the two factors which increase range of transmission ? What is the range of frequencies used for tv transmission ?

Posted by Shreya Upadhyay 7 years, 10 months ago

CBSE > Class 12 > Physics

1 answers

Shivanshu Yadav 7 years, 10 months ago

Radio waves are Used in transmission of TV signals and this range is 54mhz to 89mhz

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What do you mean by magnetised and demagnetised of core in transformer

Posted by Annu Baghel 7 years, 10 months ago

CBSE > Class 12 > Physics

5 answers

Annu Baghel 7 years, 10 months ago

What u mean by OK

0Thank You

Tannu Pal 7 years, 10 months ago

Only magnetised hi pata Hai ok The current required to produce the flux in the core of the transformer

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Annu Baghel 7 years, 10 months ago

Kisi ko bhi Nhi pta kya???? ?????

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Annu Baghel 7 years, 10 months ago

????

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Annu Baghel 7 years, 10 months ago

Answer please

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What is the vector form of ohm's law.

Posted by Animesh Giri 7 years, 10 months ago

CBSE > Class 12 > Physics

2 answers

Akki Singh 7 years, 10 months ago

It is A microscopic form of ohm's law j=sigma*E

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Ritika Tomar 7 years, 10 months ago

J=sigma ×E

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State Gauss law and derive it's expression

Posted by Ankit Shukla 7 years, 10 months ago

CBSE > Class 12 > Physics

1 answers

Aanshika Singh 7 years, 10 months ago

It states that flux through any closed surface area is 1/epsilonot times of the charge enclosed by the surface ... Dear derivation is not possible here

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State Gauss law and derive the expression

Posted by Ankit Shukla 7 years, 10 months ago

CBSE > Class 12 > Physics