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What is the physical significance of electric dipole

Posted by Tarun Sharma 7 years, 4 months ago

1 answers

Shiva Tiwari 7 years, 4 months ago

The system of two equal and opposite charges having equal magnitude and opposite in direction separated by some small distance (2l) is known as electric dipole

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ANSWER

What is pole strength?

Posted by Mohit Singh 7 years, 4 months ago

CBSE > Class 12 > Physics

1 answers

Shiva Tiwari 7 years, 4 months ago

Pole strength is a ability of poles to attract or repel the objects. Both pole's strength are always equal in every magnet.

3Thank You

ANSWER

Torque on a current carrying coil with a magnetic field

Posted by Harsh Bisht 7 years, 4 months ago

CBSE > Class 12 > Physics

2 answers

Priyanka Banerjee 7 years, 4 months ago

torque =IAB I-current A-area B-magnetic field

0Thank You

Hb B 7 years, 4 months ago

Torque = m×B

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ANSWER

What is peak value of current

Posted by Vishwajeet Gupta 7 years, 4 months ago

CBSE > Class 12 > Physics

1 answers

Mandeep Kaur 7 years, 4 months ago

Mean value of current/0.636

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ANSWER

what does scales (taraju)measure

Posted by Devendra Purohit 7 years, 4 months ago

CBSE > Class 12 > Physics

2 answers

Kiara Khurrana 7 years, 4 months ago

your face

0Thank You

Amisha Panchal 7 years, 4 months ago

Mass equality

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ANSWER

Biot-savart law

Posted by Abhishek Chaturvedi 7 years, 4 months ago

CBSE > Class 12 > Physics

3 answers

Monisha Raj Raj 7 years, 4 months ago

dB=u not÷4π×Idl.sin tete ÷r square

0Thank You

Shiva Tiwari 7 years, 4 months ago

dB=U•IdLsin¶\4πr^2

0Thank You

Amisha Panchal 7 years, 4 months ago

DB= u not by 4pai ×I×dl ×r/r³

1Thank You

ANSWER

Derive a relation for energy stored in magnetic field

Posted by Manohar Thakur 7 years, 4 months ago

CBSE > Class 12 > Physics

1 answers

Thejaswini Chirnalli Mattad 7 years, 4 months ago

Prefer text book

1Thank You

ANSWER

Pressure

Posted by Raman Karhana 7 years, 4 months ago

CBSE > Class 12 > Physics

2 answers

Aryan Rajput 7 years, 4 months ago

Force per unit area is called pressure

0Thank You

Rishabh Sahu 7 years, 4 months ago

Pressure

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ANSWER

What happen when a human being is in space without space- suit

Posted by Akash Seth 7 years, 4 months ago

CBSE > Class 12 > Physics

1 answers

Rishabh Sahu 7 years, 4 months ago

It's said that in space ther is no atmospheric pressure so the blood pressure within the body is greater than pressure from outside the body which may cause the body to burst. However nobody has tried it yet!

3Thank You

ANSWER

Why the gravitational force of black hole is very powerful

Posted by Akash Seth 7 years, 4 months ago

CBSE > Class 12 > Physics

1 answers

Aarav Raj 7 years, 4 months ago

Due to directly proprotion to mass

1Thank You

ANSWER

A pint change q is at a distance of d/2 directly above the centre of a square of side d. Use Gauss law to obtain the expression for the electric flux through the square

Posted by Haresh Debbarma 7 years, 4 months ago

CBSE > Class 12 > Physics

2 answers

Sweety Sweety 7 years, 4 months ago

q/6e°

1Thank You

Anjana Sherawat 7 years, 4 months ago

I think electric flux is q/ e°

0Thank You

ANSWER

Define electric field intensity at a point

Posted by Shivam Shekhar 7 years, 4 months ago

CBSE > Class 12 > Physics

2 answers

Shubham Thakur 7 years, 4 months ago

Electric field intensity at any point may be defined as the force experienced by the unit positive charge

0Thank You

Samir Mughal??????️? 7 years, 4 months ago

The electrostatic force experienced by per unit test charge us called electric field intensity. E=F/q E=kq/r'2 SI unit- newton per coloumb

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ANSWER

Which book is best for conceptual problems ?

Posted by Harsimran K 7 years, 4 months ago

CBSE > Class 12 > Physics

3 answers

Lipak Mohapatra 7 years, 4 months ago

Hc Verma and IE IRODOV

0Thank You

Samir Mughal??????️? 7 years, 4 months ago

Modern abc..

1Thank You

Anjana Sherawat 7 years, 4 months ago

I think SL Arora

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ANSWER

what in annihilation?

Posted by Priyanshu Dewangan 7 years, 4 months ago

CBSE > Class 12 > Physics

1 answers

Sweety Sweety 7 years, 4 months ago

(e-)+(e+)________2Y this called annihilation..when two poistron combine to form two gamma rays.

1Thank You

ANSWER

By what % will the transmission range of a tv tower be affected when the height of the tower is increased by 21%

Posted by Swastik Swayamdeep 7 years, 4 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Two short bar magnets of magnetic moment M each are placed at a distance 2d apart the magnetic field midway between them at P is

Posted by Naveen Takshak 7 years, 4 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

What is potentiometer and how it is working

Posted by Divyanshi Chundawat 7 years, 4 months ago

CBSE > Class 12 > Physics

2 answers

Sakshi Yadav 7 years, 4 months ago

It is used to measure the accurate potential difference when a small amount of current is passed.

0Thank You

Sweety Sweety 7 years, 4 months ago

It is also called rehostats which gives the variable potential..

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ANSWER

Why is the inductor never be drawn opposite to its real diagram

Posted by Krishna Pandey 7 years, 4 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

If in room a very high magnetic and electric field are placed then two partical is thrown into the room then what happen

Posted by Akash Seth 7 years, 4 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Does an electric field changing with time gives rise to a magnetic field?

Posted by Cicilla Hembrom 7 years, 4 months ago

CBSE > Class 12 > Physics

1 answers

Virender Singh 7 years, 4 months ago

Yes

2Thank You

ANSWER

What happen when human body is place into a very high magnetic field?

Posted by Akash Seth 7 years, 4 months ago

CBSE > Class 12 > Physics

2 answers

Muskan Verma 7 years, 4 months ago

It eventually will lead to death

0Thank You

Siddharth Tripathi 7 years, 4 months ago

It may increase the chances of brain heammorage in a certain condition and of heat attack also.

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ANSWER

Black hole is spherical in shape or is a plane circular in shape?

Posted by Akash Seth 7 years, 4 months ago

CBSE > Class 12 > Physics

1 answers

Piyush Bhatt 7 years, 4 months ago

Spherical

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ANSWER

What effect on our body if we travel with the speed of light in vaccum

Posted by Akash Seth 7 years, 4 months ago

CBSE > Class 12 > Physics

1 answers

Piyush Bhatt 7 years, 4 months ago

By the formula :- M=m/underroot 1-c/v Where c is speed of light v is velocity m is actual mass Are mass will become infinite

2Thank You

ANSWER

Tell me which physics book is better for class12

Posted by Manvik Malhotra 7 years, 4 months ago

CBSE > Class 12 > Physics

5 answers

Thejaswini Chirnalli Mattad 7 years, 4 months ago

Jeevith is better

0Thank You

Kiara Khurrana 7 years, 4 months ago

all books

0Thank You

Piyush Bhatt 7 years, 4 months ago

Ncert and pradeep

0Thank You

Virender Singh 7 years, 4 months ago

For numericals Ncert is the best

0Thank You

G K 7 years, 4 months ago

NCERT + SL Arora....

2Thank You

ANSWER

why current is produce opposite direction of moving of charge in a wire

Posted by Akash Seth 7 years, 4 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

If we travel with the speed of light then what changes in our mass

Posted by Akash Seth 5 years, 8 months ago

CBSE > Class 12 > Physics

1 answers

Divyansh Rathore 7 years, 4 months ago

Mass become infinite

1Thank You

ANSWER

What is the colour code of the resistor 5.7 ohm

Posted by Thejaswini Chirnalli Mattad 7 years, 4 months ago

CBSE > Class 12 > Physics

2 answers

Thejaswini Chirnalli Mattad 7 years, 4 months ago

Please don't wrong answer and if you know answer then send but don't send wrong answer

0Thank You

Monisha Raj Raj 7 years, 4 months ago

5.7=57×0.1. = yellow- orange-gold

1Thank You

ANSWER

Show that a charge moving in magnetic field have zero workdone

Posted by Kajal Singh 7 years, 4 months ago

CBSE > Class 12 > Physics

1 answers

Akash Seth 7 years, 4 months ago

firstly work is done when any oppose,in magnetic field there is no any oppose therefor work done is 0 and when charge enter in magnetic field due to field charge itself move

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ANSWER

If I fail in chemistry in regular board exam and after one year ago i give improvement exam in all subjects then ifail in physics can we count physics marks in regular board exam

Posted by Ayush Rawat 7 years, 4 months ago

CBSE > Class 12 > Physics