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What is electric

Posted by Sumit Sharma 5 years, 5 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Karlow all

Posted by Sourabh Rao 7 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Saurabh Chaturvedi 7 years, 1 month ago

Bkwas

ANSWER

Electron emission

Posted by Jeevan Kumar 7 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Sweety Sweety 7 years, 1 month ago

The ejection of electron

ANSWER

How one could determine the pole of current carrying solenoid?

Posted by Vishwajeet Gupta 7 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Mohit Sepat 7 years, 1 month ago

Using right hand thumb rule for current

ANSWER

What is mean by self conductance

Posted by Nagesh Kundaragi 5 years, 5 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Mention the two characteristic properties of the material suitable for making core of a transformer.

Posted by Pratyush Kumarborah 7 years, 1 month ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Why the space between cyclotron dees not too large

Posted by Anshuman Yadav 7 years, 1 month ago

CBSE > Class 12 > Physics

0 answers

ANSWER

How do metallic detector work on basis of eddy current?

Posted by Anpreet Kaur 7 years, 1 month ago

CBSE > Class 12 > Physics

0 answers

ANSWER

How does the self inductance of a coil change when an iron rod is introduced in it?

Posted by Tejash Biswas 7 years, 1 month ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Explain the working of cyclotron

Posted by Arnav Singh 7 years, 1 month ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Give information about the diamagnetic substance..(physics)

Posted by Amandeep Kumar 7 years, 1 month ago

CBSE > Class 12 > Physics

0 answers

ANSWER

a parallel plate capacitor when there is vacuum between the plates has capacitance C•. what will be the capacitance when distance between the plates is doubled area of the plate is halved the space between the plates is replaced by a medium of dielectric constant k.

Posted by Lakshmi Priya L 7 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Alok Sharma 7 years, 1 month ago

Initial capacitance , C = E°A/d A'=A/2 d'= 2d Medium of dielectric constant = k Final capacitance C' =kE°A'/d' C'= kE°A/4d

ANSWER

Can a metal sphere of radius 1cm hold a charge of 1C

Posted by Raj Kishore 7 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Shruti Mishra 7 years, 1 month ago

Yes a metal sphere of radius 1cm can hold a charge of 1C as capacitance of metal is independent of radius ie C=q/V

ANSWER

Hello guys i have pradeep publucation physics of class 12 is it enough for board or ncert is also required and also tell is pradeep physics include all questions of ncert plz reply

Posted by Abhat Singh 7 years, 1 month ago

CBSE > Class 12 > Physics

3 answers

Subhash Chand 7 years, 1 month ago

Yes Pradeep physics is best book for exams

Amandeep Kumar 7 years, 1 month ago

Yes it is enough and sufficient

Lakshmi Priya L 7 years, 1 month ago

Yes it is more than enough it has all ncert questions solved and extra questions and competitive questions too.

ANSWER

Is back exercise of ncert physics is important ? Is the paper prepared for cbse class 12 from that plz tell .

Posted by Abhat Singh 7 years, 1 month ago

CBSE > Class 12 > Physics

3 answers

Mohit Sepat 7 years, 1 month ago

May be important

Vikas Sharma 7 years, 1 month ago

Not important

Himanshu Himanshu 7 years, 1 month ago

Yes

ANSWER

is' D.C. generator ' topic in Physics syllabus of session 2018-2019 ?

Posted by Unknown Student 7 years, 1 month ago

CBSE > Class 12 > Physics

0 answers

ANSWER

What is bigbang theory

Posted by Ravindra Verma 7 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Ravindra Verma 7 years, 1 month ago

How have living being genrate

ANSWER

Is plane mirror produce real image

Posted by Navneet Kumar Niraj 7 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Yogita Ingle 7 years, 1 month ago

Plane mirrors are the only type of mirror for which a real object always produces an image that is virtual, erect and of the same size as the object. Virtual objects produce real images, however. The focal length of a plane mirror is infinity; its optical power is zero.

ANSWER

Practical Exams 2019

Posted by Siranjeevi Kumar 7 years, 1 month ago

CBSE > Class 12 > Physics

0 answers

ANSWER

What is potential

Posted by Moh Salman Moh Salman 7 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Santosh Kumar Rana 7 years, 1 month ago

Potential may be define as the external work done (force) on a unit +ve test charge to bring it from infinity to that point where we are going to calculate(observed)

ANSWER

Magetic field strength at a point due to bar magent ? When point lies on axial of bar magnet?

Posted by Devender Singh 7 years, 1 month ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Ampere's law

Posted by Shubham Thakur 7 years, 1 month ago

CBSE > Class 12 > Physics

0 answers

ANSWER

What is orrested experiment

Posted by Shubham Thakur 7 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Subhash Chand 7 years, 1 month ago

Orested state that a current carrying conductor produce a magnetic field around it

ANSWER

Llll

Posted by Kajal Choudhary 7 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Nitish Sharma 7 years, 1 month ago

Means?

ANSWER

Why current dosen t flow through capacitor ?

Posted by Abhat Singh 7 years, 1 month ago

CBSE > Class 12 > Physics

2 answers

Manish Yadav 7 years, 1 month ago

it depends during charging of capacitor ot conduct electricity but after charging it does not

Chinki Pandey 7 years, 1 month ago

current flow through it but it is the displacement current .

ANSWER

What will be effect on resistance when temperature increases

Posted by Akash Chaurasiya 7 years, 1 month ago

CBSE > Class 12 > Physics

2 answers

Lakshmi Priya L 7 years, 1 month ago

As temperature increase resistance increase.

Chitra Rawat 7 years, 1 month ago

It depends upon the material which u r taking in consideration such as if it is metal then resistivity inc.with inc in temp and so as resistance but if it is a semiconductor or non metal the resistivity dec with inc in temp nd so as resistance

ANSWER

Another name of right hand thumb rule

Posted by Lipika Yadav 7 years, 1 month ago

CBSE > Class 12 > Physics

3 answers

Vishwajeet Gupta 7 years, 1 month ago

Screw rule

Amandeep Kumar 7 years, 1 month ago

Screw rule

Amandeep Kumar 7 years, 1 month ago

Maxwell Rule

ANSWER

three charges 2*10^-6 C each are placed at the vertices of an equilateral triangle of side 20cm.find the potential energy stored in the system.

Posted by Lakshmi Priya L 7 years, 1 month ago

CBSE > Class 12 > Physics

0 answers

ANSWER

What is dipole?

Posted by Vishwajeet Gupta 7 years, 1 month ago

CBSE > Class 12 > Physics

2 answers

Farah Naaz 7 years, 1 month ago

Two equal and opposite charges separated at very small distance,this combination is said to be dipole

Deepa Singh Parihar 7 years, 1 month ago

system of two apposite charges (+ve and _ve ) ,seperated by some distance

ANSWER

Why charge is scalar quantity

Posted by Amir Khan 7 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Aj Style 7 years, 1 month ago

Because it does not have its own direction

ANSWER

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