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Q value formula for beta(+) decay n beta(-) decay?

Posted by Akash Agarwal 8 years ago

7 answers

Surabhi you r right BT how can I find it for numericals.... I know about alpha decay BT the is a confusn for the mentioned two. If u can help. .. Pls ..

0Thank You

Akshay Singh 8 years ago

I think Q value is the energy released during nuclear reaction

1Thank You

Akash Agarwal 8 years ago

N thank you for your effort .....

0Thank You

Akash Agarwal 8 years ago

Priyanka bohra This is not Q value .

0Thank You

Akshay Singh 8 years ago

Is it important

0Thank You

Priyanka Bohra 8 years ago

n ->p+(e-)+v bar......for+ n->p+(e+)+v.....for -

1Thank You

Yuthika Yadav 8 years ago

Ye Q value Kya hoti hai ??????

0Thank You

ANSWER

What is ionisation energy?

Posted by Daksh Bhardwaj 8 years ago

CBSE > Class 12 > Physics

1 answers

Sparsh Jaipuriyar 8 years ago

The energy required for emitting electron from any shell to valence shell is known as the ionisation energy

3Thank You

ANSWER

Is there any way for not forgetting physics...even if we have cmnd on physivs

Posted by Aqsa Raza Khan 8 years ago

CBSE > Class 12 > Physics

5 answers

Akshay Singh 8 years ago

I have tried a lot but it doesn't seem to work

1Thank You

Jass Mangla 8 years ago

Derivation also write again n again

1Thank You

Akshay Singh 8 years ago

But what about derivations

0Thank You

Ishu Chouhan 8 years ago

Yes , practice

1Thank You

Akshay Singh 8 years ago

To write each and everything again and again

1Thank You

ANSWER

What is single slit experiment?

Posted by Nabam David 8 years ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Calculate the de-broglie wavelength of the electron orbiting in the n=2 state of hydrogen atom

Posted by Daksh Bhardwaj 8 years ago

CBSE > Class 12 > Physics

1 answers

Yuthika Yadav 8 years ago

E= -13.6/n2 and E = hc/lambda.. Hopefully

0Thank You

ANSWER

Single slit experiment

Posted by Nabam David 8 years ago

CBSE > Class 12 > Physics

1 answers

Akshay Singh 8 years ago

Refer to book

0Thank You

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Which is most toughest physics paper come after 2010

Posted by Aman Tiwari 8 years ago

CBSE > Class 12 > Physics

2 answers

Ritu Gupta 8 years ago

Last year paper was toughest

1Thank You

Akshay Singh 8 years ago

The one you are going to attempt

5Thank You

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Is the topic basic terminology use in electronic communications systems is in syllabus for 2017-2018

Posted by Deepak Mehta 8 years ago

CBSE > Class 12 > Physics

1 answers

Ritu Gupta 8 years ago

yes

0Thank You

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Which basic mode of communication is used for telephonic communication

Posted by Dilpreet Singh 8 years ago

CBSE > Class 12 > Physics

1 answers

Ishu Chouhan 8 years ago

Point to point communication

4Thank You

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Kya koi bta skta m nya blueprint kha se dekhe plzz koi reply krdena

Posted by Jass Mangla 8 years ago

CBSE > Class 12 > Physics

8 answers

Jass Mangla 8 years ago

Thnkuu everyone for hlp

0Thank You

Rohit Meena 8 years ago

Cbse ki site par dekh lena

2Thank You

Namami Shukla 8 years ago

Agr show na hi to Google pr search krna"marking scheme of physics cbse board exam class 12 2017-18 " first result ek off hogi usme di hai final marking scheme

2Thank You

Namami Shukla 8 years ago

Daal* sorry

0Thank You

Namami Shukla 8 years ago

Okk to cbse.nic.in pr marking scheme for physics board exam class 12 cbse 2018 saal kr search kro

1Thank You

Jass Mangla 8 years ago

Kiya tha nhi Mila voh sample papers k liye as rha hai finals k liye nhi

0Thank You

Ishu Chouhan 8 years ago

Definately u will get

1Thank You

Ishu Chouhan 8 years ago

Google pe type karna blueprint for 2018 class12 physics

2Thank You

ANSWER

Stat and working priciple of potentiometer

Posted by Abhinav Kumar Singh 8 years ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Stat and working principle of potentiometer

Posted by Abhinav Kumar Singh 8 years ago

CBSE > Class 12 > Physics

1 answers

Ishu Chouhan 8 years ago

Principle: for uniform area of cross section of wire and keeping current constant, the potential drop at any point on a wire is directly proportional to the length.

2Thank You

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two identical circular loops 1 And 2 ofradius R have linear charge densities -lemda and +lemda respectivly. The two loops are placed coaxially with their centres R√3 distance apart, find the magnitude and direction of the electric field at Tye centre of loop 1.

Posted by Muskan Rawat 8 years ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Find electric field along dipole on equatorial

Posted by Milan Mishra 8 years ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Cbse board exam 2017 solutions of physics set 2

Posted by Kanishk Jatav 8 years ago

CBSE > Class 12 > Physics

1 answers

Namami Shukla 8 years ago

Search on Google or download app"cbseexampapers"

0Thank You

ANSWER

A 12.5 eV electron beam is used to excite a gaseous hydrogen atom at room temperature. Determine the wavelength and corresponding series of lines emitted.

Posted by Ankit Sinha 8 years ago

CBSE > Class 12 > Physics

1 answers

Ankita Vats 8 years ago

E=hc/lambda, E = 12.5eV c = 3×10 raise to power 8 h= 8.85×10 raise power and than put value and answer is there.

0Thank You

ANSWER

Two equal balls having equal positive charge q Coulombs are suspended by two insulating strings of equal Length . What would be the effect on the force when a plastic sheet is inserted between the two ?

Posted by Jaat Jaat 8 years ago

CBSE > Class 12 > Physics

2 answers

Ankita Vats 8 years ago

qe=mg

0Thank You

Akash Agarwal 8 years ago

It will decrease

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ANSWER

How does capacitor filters out ac to give DC voltage?

Posted by Akash Agarwal 8 years ago

CBSE > Class 12 > Physics

2 answers

Akash Agarwal 8 years ago

Pls explain.

0Thank You

Komal Diksha 8 years ago

With the help of voltage regulator which removes ac component nd makes it dc.

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What is em wave

Posted by Ayush Singh 8 years ago

CBSE > Class 12 > Physics

1 answers

Komal Diksha 8 years ago

A wave which produced by oscillating electric field nd magenetic field nd which perpendicular to the direction.

0Thank You

ANSWER

Em wave

Posted by Ayush Singh 8 years ago

CBSE > Class 12 > Physics

1 answers

Ishu Chouhan 8 years ago

Electric and magnetic field vectors are perpendicular to each other and perpendicular to the direction of propagation of waves,called em wave

1Thank You

ANSWER

Define electric potential at a point and derive an expression for the electrostatic potential at a point (1) due to electric dipole (2) due to point charge

Posted by Jatin Negi 8 years ago

CBSE > Class 12 > Physics

0 answers

ANSWER

What is the Advantage of reflecting telescope over refracting telescope?

Posted by Ananthakrishnan J 8 years ago

CBSE > Class 12 > Physics

2 answers

Sai Thaini 8 years ago

1. Large gathering power 2.Large Magnifying power 3.Large Resoloving power 4.No chromatic aberration 5.Spherical abberation is also removed 6.Easy Mechanical Support

2Thank You

Tanishka Sharma 8 years ago

It's clearly written in NCERT..

2Thank You

ANSWER

Hence n type semiconductor has electron as major charge carrier but it is electrically neutral.Why?

Posted by Sumit Raj 8 years ago

CBSE > Class 12 > Physics

1 answers

Ankita Vats 8 years ago

Because semiconductor are obtained by adding impurity in pure semiconductor. Pure semiconductor and impurity both are neutral

0Thank You

ANSWER

Why must electrostatic field at the surface of a charged conductor be perpendicular to every point on it ?

Posted by Jaat Jaat 8 years ago

CBSE > Class 12 > Physics

1 answers

Komal Diksha 8 years ago

If nt then field have component along the conductor which will move the electrons persent inside nd cn conduct electricity bt in static situation no moment of charge take place .okay

0Thank You

ANSWER

Paper es bar easy ay GA or tough

Posted by Wolvrine Ro 8 years ago

CBSE > Class 12 > Physics

0 answers

ANSWER

A light of intensity I passes through a polaroid. What is the intensity of the light transmitted?

Posted by Benedict Sabu 8 years ago

CBSE > Class 12 > Physics

0 answers

ANSWER

derivation in modern physics

Posted by Tisha Agrawal 8 years ago

CBSE > Class 12 > Physics

2 answers

Ishu Chouhan 8 years ago

Derivation????????????????????????!??

0Thank You

Ishu Chouhan 8 years ago

Type full questions

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Is photo electric effect is the phenomenon which shows the quantum nature of electromagnetic radiation????

Posted by Hina Siddiqui 8 years ago

CBSE > Class 12 > Physics

3 answers

Tanishka Sharma 8 years ago

Yes.. even Einstein observe this quantum nature under photo electric effect

2Thank You

Ankita Vats 8 years ago

mvr=nh/2π

1Thank You

Hina Siddiqui 8 years ago

Koi bta do

2Thank You

ANSWER

Why must electrostatic field at the surface of a charge conductor be perpendicular to every point on it?

Posted by Vidhi Verma 8 years ago

CBSE > Class 12 > Physics

1 answers

Ankita Vats 8 years ago

In electrostatic situation, E has to ensure that the free charges on the surface do not experience any force or there are no surface current. So E must not have any tangential components.

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Two cells of emfE1 and E2and internal resistance r1and r2 are connected in parallel . Derive an expression for the (1) emf and (2) internal resistance of a single equivalent cell which can replace this combination

Posted by Anushka Sisodia 8 years ago

CBSE > Class 12 > Physics