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A temperature difference of 45°C is equivalent to a temperature difference of :

Posted by Mandeep Kumari 9 months, 2 weeks ago

Bihar Board > Class 12 > Physics

1 answers

Amir Shaikh 9 months, 2 weeks ago

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What is electromagnetic induction

Posted by Ra Ja 10 months, 1 week ago

Bihar Board > Class 12 > Physics

3 answers

Mandeep Kumari 9 months, 2 weeks ago

When current passes through any conducting coil then magnetic Flux changes through this point and develop an induced EMF or induced current

Rishu Singh 10 months ago

DiyfjghoV

Priyanshu Raman 10 months, 1 week ago

Electromagnetic or magnetic induction is the production of an electromotive force across an electrical conductor in a changing magnetic field.

ANSWER

How can we say, A person needs a plane mirror of minimum half of his height to see full image

Posted by Vijay Kr 1 year, 1 month ago

Bihar Board > Class 12 > Physics

1 answers

Sajan Kumar 1 year, 1 month ago

This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

Few rules to keep homework help section safe, clean and informative.

Don't post personal information, mobile numbers and other details.
Don't use this platform for chatting, social networking and making friends. This platform is meant only for asking subject specific and study related questions.
Be nice and polite and avoid rude and abusive language. Avoid inappropriate language and attention, vulgar terms and anything sexually suggestive. Avoid harassment and bullying.
Ask specific question which are clear and concise.

Remember the goal of this website is to share knowledge and learn from each other. Ask questions and help others by answering questions.

ANSWER

What is the significance of Jai and Jai square

Posted by Manish Kumar 1 year, 1 month ago

Bihar Board > Class 12 > Physics

0 answers

ANSWER

What is relative permittivity

Posted by Ritik Raj 1 year, 7 months ago

Bihar Board > Class 12 > Physics

3 answers

Mayank Rai 1 year, 3 months ago

Relative permittivity is the factor by which the electric field between the charges is decreased relative to vacuum

Nishant Kumar 1 year, 4 months ago

What is position

Rahul Kumar 1 year, 6 months ago

Relative permittivity of free space of medium

ANSWER

Hii

Posted by Nandan Kumar 1 year, 7 months ago

Bihar Board > Class 12 > Physics

1 answers

Mangesh Wagh 1 year, 6 months ago

Hi

ANSWER

Lences

Posted by Shubham Kumar 1 year, 8 months ago

Bihar Board > Class 12 > Physics

1 answers

Preeti Dabral 1 year, 8 months ago

A lens is a transparent polished body bounded on two sides by curved surfaces. In particular, one of the surfaces maybe plane. Spherical lenses have spherical surfaces as bounds. Converging lenses convert a parallel beam of incident rays into a convergent beam.

ANSWER

What is electri filed

Posted by Shivam Kumar 1 year, 9 months ago

Bihar Board > Class 12 > Physics

2 answers

Rahul Kumar 1 year, 6 months ago

Force per unit charge known as electric field

Anjali Kumari 1 year, 7 months ago

It is the fundamental property of charge and it is the invisible effect producing by charge

ANSWER

A block of 4kg is kept on ground the coefficient of friction between block and the ground is 0.80 . An external force of magnitude 30 N is applied parallel to the ground the resultant force exerted by the block on ground is

Posted by Einstein Physics Classes Physics Classes 1 year, 11 months ago

Bihar Board > Class 12 > Physics

1 answers

Preeti Dabral 1 year, 11 months ago

Explanation: N = mg = 40
(f_s )_max = μN = (0.8) (40) = 32
f _s = ext. force = 30
R² = N2 + f_s ² = (50)²
R = 50 N.

ANSWER

What do you mean by nuclear fission

Posted by Amina Perween 1 year, 11 months ago

Bihar Board > Class 12 > Physics

0 answers

ANSWER

Apne mind ko kaise concentration kare

Posted by Kritika Sk Sunami Sk 1 year, 11 months ago

Bihar Board > Class 12 > Physics

1 answers

Avinash Kumar 1 year, 10 months ago

Koi ek topic pr achhe se MN lgakr sochna not any topic against that topic

ANSWER

What is electric dipole

Posted by Abhi Raj 2 years, 1 month ago

Bihar Board > Class 12 > Physics

1 answers

Kritika Sk Sunami Sk 1 year, 11 months ago

When two equal and opposite charge is separated at a very small distance (2l)then this system is called electric dipole

ANSWER

The mass of an electron is 9.11 *10*-31 kg that of a proton is 1.67 *10*-27 kg.find the ratio fe/fg of the electric force and gravitational force exerted by the proton on the electron.

Posted by Nitish Kumar 2 years, 2 months ago

Bihar Board > Class 12 > Physics

1 answers

Kritika Sk Sunami Sk 1 year, 11 months ago

Hm is questions ko smjh ni aa raha h

ANSWER

If a current of 8 into 10 the power 2 ampere has passed through a wire for 4 minute then calculate the number of free electrons which has crossed its any cross section

Posted by Monika Jaiswal 2 years, 2 months ago

Bihar Board > Class 12 > Physics

1 answers

Rahul Kumar 1 year, 6 months ago

We solve this problem by a formula of Q=I/T

ANSWER

Shor shell kese kahte h

Posted by Sweety Khan Sweety 2 years, 2 months ago

Bihar Board > Class 12 > Physics

1 answers

Kritika Sk Sunami Sk 1 year, 11 months ago

Thik se question kro n smjh ni aa rha h

ANSWER

What is guess law

Posted by Piyush Kumar 2 years, 2 months ago

Bihar Board > Class 12 > Physics

0 answers

ANSWER

What is physics?

Posted by Prince Singh 2 years, 2 months ago

Bihar Board > Class 12 > Physics

3 answers

Mãzñu Manish 1 year, 10 months ago

जाए

Kritika Sk Sunami Sk 1 year, 11 months ago

The study of nature and natural phenomena is called physics

Mohit Raj 2 years, 2 months ago

A branch of science in which we study about the natural phenomena

ANSWER

What is shunt

Posted by Abhiraj Jaiswal 2 years, 4 months ago

Bihar Board > Class 12 > Physics

4 answers

Kritika Sk Sunami Sk 1 year, 11 months ago

It is a electronic devices which are used to resistance path for electric current , it is allow to another around is called shunt

Nitish Kumar 2 years, 2 months ago

To convert galvanometer into ammeter a resistor of low resistance is to be added parallely with galvanometer which is known as shunt

Nitesh Sharma 2 years, 2 months ago

A low resistance wire in ammeter

Shivam Thakur 2 years, 3 months ago

Ncrt

ANSWER

What is the syllabus of physics

Posted by Divya Rani 2 years, 5 months ago

Bihar Board > Class 12 > Physics

1 answers

Sahil Arya 2 years, 2 months ago

You have to study all chapters

ANSWER

Kuchh nhi

Posted by Sajan Kumari 2 years, 5 months ago

Bihar Board > Class 12 > Physics

3 answers

Piyush Kumar 2 years, 2 months ago

What is gussa law

Ranjeet Kumar 2 years, 5 months ago

Chapter 1

Nishu Kumari 2 years, 5 months ago

What kind of answer you need???

ANSWER

What is current

Posted by Ajit Kumar 2 years, 5 months ago

Bihar Board > Class 12 > Physics

4 answers

Sahil Arya 2 years, 2 months ago

The rate of flow of charge through any conductor is known as current

Nitesh Sharma 2 years, 2 months ago

The rate of flow of electron is known as current.

Suraj Kumar 2 years, 4 months ago

The rate of change of charge is called current

Nishu Kumari 2 years, 5 months ago

When electron moves in wire from lower potential to higher potential, makes stream of charges, that stream of charge is called current.. 😉😉

ANSWER

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