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

Ask questions which are clear, concise and easy to understand.

Ask Question

Electric field value

Posted by Ashish Kumar 3 years, 5 months ago

CBSE > Class 12 > Physics

2 answers

Harman Singh 3 years, 4 months ago

For point charge E=kq/r²

0Thank You

Shivam Kumar 3 years, 5 months ago

F/q

0Thank You

ANSWER

Terms 2 test

Posted by Trishna Dahat 3 years, 5 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Principle of a capacitor

Posted by Garima Darmwal 3 years, 5 months ago

CBSE > Class 12 > Physics

1 answers

Sathi Gupta 3 years, 5 months ago

Store energy

0Thank You

ANSWER

A simple pendulum consists of a small sphere of mass 'm' suspended by a thread of length 'l' .The sphere carries a positive charge 'q' .The pendulum is placed in a uniform electric field 'E' directed vertically downwards .Neglect the effect of gravitational force .Prove that the motion of simple pendulum is SHM and find its time period .

Posted by Bhoomika Verma 3 years, 5 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

What capacity

Posted by Harish Raghavan S 3 years, 5 months ago

CBSE > Class 12 > Physics

1 answers

Subham Gite 3 years, 5 months ago

The amount of container space can hold

2Thank You

ANSWER

Deduce the expression for the electric field E due to the point charge Q and Q2 with positions vector r1 and r2 at apoint r with respect to the common origin

Posted by Nitesh Jogi 3 years, 5 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

In a compound microscope the object is 1.25 cm from objective lens.The two lens are 30 cm apart and intermediate image is formed 5cm from eye piece.Find the magnification produced by microscope

Posted by Rishita Pandey 3 years, 5 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

static friction describes the reaction between two solid bodies in contact when they are A and kinetic friction . Describe the reaction when they are B

Posted by Noor Dhillon 3 years, 5 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

How neet toppers are always calm.. As i always worries about my Paper that what if i panicked during paper.. Is these things don't happens with toppers.. Bcoz if these would happen with them.. They would never be able to score such good marks.

Posted by Helper . 3 years, 5 months ago

CBSE > Class 12 > Physics

1 answers

Subham Gite 3 years, 5 months ago

Do hard work East way to try to understand concept

0Thank You

ANSWER

Do neet topper also takes stress of paper.. Or they're always calm . As exam anxiety pulls my preparation down..

Posted by Helper . 2 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

A triply ionized beryllium ion, Be3+ (a beryllium atom with three electrons removed), behaves very much like a hydrogen atom except that the nuclear charge is four times as great. A) What is the ground-level energy of Be3+?

Posted by Mathu Mitha 3 years, 5 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

How to find sin root values?

Posted by Vishakha Prajapat 3 years, 5 months ago

CBSE > Class 12 > Physics

1 answers

Y S 3 years, 4 months ago

It's sun power 1/2

0Thank You

ANSWER

How many sources of light are used in interferometer

Posted by Hardikpareek Pareek 3 years, 5 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Examples solution of textbook

Posted by Govind Chauhan 3 years, 5 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Crystalline metal

Posted by Vansh Singh 3 years, 5 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

If a proton undergoes beta decay to become a neutron, which particle is emitted among position and electron. write the reaction

Posted by Aryan Saini 3 years, 5 months ago

CBSE > Class 12 > Physics

1 answers

A Gyaneshwari 3 years, 5 months ago

Y->Z+e`+-ve B- decay

0Thank You

ANSWER

Anyone can send deleted topics of CBSE class 12th term 2 from sl Arora

Posted by Pragalbh Yadav 3 years, 6 months ago

CBSE > Class 12 > Physics

1 answers

Y S 3 years, 4 months ago

See in the app you will find

0Thank You

ANSWER

Calculate the number of electrons in 88g of CO2

Posted by Pallabi Jha 3 years, 6 months ago

CBSE > Class 12 > Physics

1 answers

Prashant Rathore 3 years, 6 months ago

44×6.022×10to the power 23

2Thank You

ANSWER

Two identical metal spheres having equal and similar charges repel each other with a force of 103 N when they are placed 10cm apart in a medium of dielectric constant 5.Determine the charge on each sphere

Posted by Orilan Lato 3 years, 6 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Physic

Posted by Rista Manger 3 years, 6 months ago

CBSE > Class 12 > Physics

1 answers

Ankit ....... 3 years, 6 months ago

Scientific study of natural forces such as light, sound, heat etc.

0Thank You

ANSWER

Derive expression for lateral displacement also write down laws of reflection

Posted by Anjali Yadav 3 years, 6 months ago

CBSE > Class 12 > Physics

1 answers

Tanisha Kalia 3 years, 5 months ago

Sin i/sin r =mu is called Snell law

0Thank You

ANSWER

Show with a ray diagram, how an image is produced in a total reflecting prism?

Posted by Abhishek Chaurasiya 3 years, 6 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

test question

Posted by Tripti Rawat 3 years, 6 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

To find the focal length of a convex mirror using a convex lens

Posted by Asjad Khan 3 years, 6 months ago

CBSE > Class 12 > Physics

1 answers

Y S 3 years, 4 months ago

f =1/p where p is power of lens

0Thank You

ANSWER

A carnot engine receive 6×10⁴ J from a reservoir at 600k ,does some work and rejects some heat to reservoir at 500k find the 1) the heat rejected by the engine 2) the work done by the engine 3) the efficiency of the engine

Posted by Tara Bansode 3 years, 6 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

How are microwave produced?

Posted by Vishakha Das 3 years, 6 months ago

CBSE > Class 12 > Physics

1 answers

Md Zeeshan 3 years, 6 months ago

Microwaves are produced by vacuum tubes devices that operate on the ballistic motion of electron controlled by magnetic or electric fields.

2Thank You

ANSWER

A compound microscope with an objective of 10 cm focal length and an eyepiece of 20cm focal length of 200cm.calculate magnifying power of microscope.If the image is formed at near point of the eye piece

Posted by Akriti Gupta 3 years, 6 months ago

CBSE > Class 12 > Physics

1 answers

Vanshika Singh 3 years, 6 months ago

6Thank You

ANSWER

Properties of charge

Posted by Kamali Kamali 3 years, 6 months ago

CBSE > Class 12 > Physics

1 answers

Simmi Kaur 3 years, 6 months ago

Additive in nature Conservative Invariant with mass Without mass charge can not exist

2Thank You

ANSWER

Discuss briefly with the electron theory of magnetism for diamagnetic and paramagnetic material. And to destroy the magnetism of the magnet

Posted by Angeline Ranga 3 years, 6 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Do parallel universe exist..?? ?

Posted by 🤟Royal Thakur 🤟 3 years, 6 months ago

CBSE > Class 12 > Physics

5 answers

Shashwat Singh 3 years, 6 months ago

thank you to both of you?❤... happy birthday joy bro in advance ??.. apka bhi shayad 17 march ko h? ?

8Thank You

Aseem Mahajan 3 years, 6 months ago

Doesn't matter

4Thank You

🤟Royal Thakur 🤟 3 years, 6 months ago

And sorry for late..

3Thank You

🤟Royal Thakur 🤟 3 years, 6 months ago

Thanks bro....
Many many happy returns of the day siso. May your all dreams come true.

3Thank You

Aseem Mahajan 3 years, 6 months ago

No .

Happy birthday to aadya singh may God bless you

3Thank You

ANSWER

Page 21 of 739

myCBSEguide

myCBSEguide

Test Generator

CUET Mock Tests

Download myCBSEguide App

All Courses

Other Websites

CBSE Courses

Resources

Corporate

NCERT Solutions

CBSE Sample Papers