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What is the focal length of sungoggles??

Posted by Aditya Saji 7 years, 2 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

what will be the potential inside a hallow sphere which is connected to potential of 10volt ?

Posted by Gaurav Saini 7 years, 2 months ago

CBSE > Class 12 > Physics

2 answers

Hy Shona 7 years, 2 months ago

Gaurav my best friend name is also gaurav.

Hy Shona 7 years, 2 months ago

10volt. I think I am right

ANSWER

What is torosial factor?

Posted by Prince Jaat 7 years, 2 months ago

CBSE > Class 12 > Physics

1 answers

Shreyas Trivedi 7 years, 2 months ago

Is it by any chance tortional constant?

ANSWER

Light of wavelength 3500 Angstrom is incident on two metals A and B. Which metal will yield photoelectron if their work functions are 4.2 eV and 1.9eV respectively?

Posted by Aman Jattana 7 years, 2 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

The radius of curvature of either face of convex lens is equal to its focal length, what is the reflection index of its material?

Posted by Gurleen Kaur 7 years, 2 months ago

CBSE > Class 12 > Physics

2 answers

G K 7 years, 2 months ago

Hmmm....3/2 ir right....??

Anjana Sherawat 7 years, 2 months ago

I think 3/2

ANSWER

in a 10 cm high room a partition of light 7cm separates two students on either side both light and sound wave can deviate from their path if they experience any obstruction.then why is it that two student convince with each other if one cannot seen other.

Posted by Yogi Thapliyal 7 years, 2 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

A bomb of mass 3kg explodes in air into two pices of mass 2kg and1kg. The smaller goes at speed 80m/s. The energy released in the explosion as kinetic energy

Posted by Shivanand Kumar 7 years, 2 months ago

CBSE > Class 12 > Physics

1 answers

Hy Shona 7 years, 2 months ago

Energy released=4800J or 4.8 kJ

ANSWER

Current flowing in the two coil of self inductance 16mH and 12mH are increasing at the same rate are power supplied to the two coil are same find the ratio of induced voltage

Posted by Nitin Shukla 5 years, 8 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

What would be special about an object carrying a charge of 5.34×10^-20 Power is -20

Posted by Shubham Goel 7 years, 2 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Half wave ractiyier notes /introduction

Posted by Pranchal Singh 7 years, 2 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Difference between marginal and paraxial ray.

Posted by Divyanshi Mishra 7 years, 2 months ago

CBSE > Class 12 > Physics

1 answers

Geetansh Gurjar 7 years, 2 months ago

Just google it

ANSWER

What is phasor diagram of lcr circuit

Posted by Sajad Bhat 7 years, 2 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

What is electric feild ?

Posted by Somil Singh 7 years, 2 months ago

CBSE > Class 12 > Physics

3 answers

Tulsi Goswami 7 years, 2 months ago

Electric field A field around current carrying condudctor where any charge particle experience a force

Prashant Chaudhary 7 years, 2 months ago

A electric field is vector field surraunding an electric charge that exerts force on the other charges, attracting and repelling them.

Aryan Rajpoot 7 years, 2 months ago

Region around any current carrying conductor in which any other charged particle can experience a force is called electric field

ANSWER

What will be the direction of current if two cells 5 volt two volts are connected in parallel?

Posted by Manohar Thakur 7 years, 2 months ago

CBSE > Class 12 > Physics

2 answers

Diwakar Patel 7 years, 2 months ago

In both sides

Manish Yadav 7 years, 2 months ago

Same as thw direction of single cell

ANSWER

A concave lens of refractive index is1.5 is immersed in a medium of refractive index 1.65 what is the nature of the lens

Posted by Lovepreet Sinfh 7 years, 2 months ago

CBSE > Class 12 > Physics

1 answers

Anjana Sherawat 7 years, 2 months ago

Like convex lens

ANSWER

Transformer with its definition, principle, working, theory?????

Posted by Deepak Jindal 7 years, 2 months ago

CBSE > Class 12 > Physics

1 answers

Shreyas Trivedi 7 years, 2 months ago

Check out ur book maybe ull find it

ANSWER

AC Generator with its principle, working, theory, definition??????

Posted by Deepak Jindal 7 years, 2 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

If earth sudden shrinks 1÷64th of its volume mass is same then what will be the new time duration of day

Posted by Ashwani Maurya 7 years, 2 months ago

CBSE > Class 12 > Physics

1 answers

Aman Rajbhar 7 years, 2 months ago

20 minute 29second

ANSWER

The water in a tank is 4 m deep.

Posted by Prashasti Sharma 7 years, 2 months ago

CBSE > Class 12 > Physics

2 answers

Diwakar Patel 7 years, 2 months ago

Then deep water be doesnt effect on any situation

Prashant Chaudhary 7 years, 2 months ago

Then what is the question.

ANSWER

How much u got in 10??

Posted by Arslaan Panwar 7 years, 2 months ago

CBSE > Class 12 > Physics

6 answers

Arslaan Panwar 7 years, 2 months ago

I got 9.8

Shreyas Trivedi 7 years, 2 months ago

Everyone got 10 cgpa???

Hy Shona 7 years, 2 months ago

10cgpa

Anjana Sherawat 7 years, 2 months ago

10 cgpa

Srishti Rajput 7 years, 2 months ago

10 cgpa

Navjot Kaur 5 years, 8 months ago

10 cgpa

ANSWER

Show that lenz law is a consequence of the law of conservation of energy?

Posted by Aastha Sharma 7 years, 2 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

How lentz law obey law of conservation

Posted by Divya Raikunwar 7 years, 2 months ago

CBSE > Class 12 > Physics

1 answers

Diwakar Patel 7 years, 2 months ago

It can neither be created nor be destroyed hence it affects the cause which produces it

ANSWER

Principal of mcg

Posted by Aashi Agarwal 7 years, 2 months ago

CBSE > Class 12 > Physics

1 answers

Diwakar Patel 7 years, 2 months ago

When it is placed in uniform magnetic field it experiences a torque which rotate it

ANSWER

What is matter wave and its properties ?

Posted by Ayush Ghosh 7 years, 2 months ago

CBSE > Class 12 > Physics

1 answers

Anjana Sherawat 7 years, 2 months ago

De Broglie suggest that matter propagate in the form of wave whose wavelength is h/ p where p is the momentum of wave

ANSWER

What is coulombs lAw

Posted by Aamir Ali 7 years, 2 months ago

CBSE > Class 12 > Physics

1 answers

Shreyas Trivedi 7 years, 2 months ago

Check out ur text

ANSWER

I am in class 12 how will i prepare for exam because there is no more enough time only 3 or 4 months are left

Posted by Shagufta Shabnam 7 years, 2 months ago

CBSE > Class 12 > Physics

2 answers

Priyanshu Thakur 7 years, 2 months ago

When exams will start

Manvik Malhotra 7 years, 2 months ago

Just start studing from today

ANSWER

Pls any guy give me answer how principle of cyclotron......???..

Posted by Akash Rounit 7 years, 2 months ago

CBSE > Class 12 > Physics

7 answers

Diwakar Patel 7 years, 2 months ago

In magnetic field charges turned. In electric field charges be accelerated

Satyam Kumar 7 years, 2 months ago

When a metal block is placed either inside the varrying magnetic field then the induced current developed in whole volume of metal block and form a group of induced current is called eddy current.

G K 7 years, 2 months ago

Eddy current simply means current which is induced by an alternating magnetic field...... To reduce the eddy current loss, the resistance ko bdha do......

Satyam Kumar 7 years, 2 months ago

What a great Marks Megha you got in class 11

G K 7 years, 2 months ago

??

Satyam Kumar 7 years, 2 months ago

Cyclotron is an electrical instrument which is used to accelerate positive charge which is based on the principal of motion of electric charge in the presence of electric and magnetic field.

G K 7 years, 2 months ago

Cyclotron works on the principle that a charged particle moving normal to a magnetic field experiences magnetic lorentz force due to which the particle moves in a circular path........be happy yrr....?.....

ANSWER

Is anybody here whose subject is PE .then help me in fixtures

Posted by Akshat Sharma 7 years, 2 months ago

CBSE > Class 12 > Physics

5 answers

Harshvardhan Sharma 7 years, 2 months ago

It is a type of schedule list of some sports or physical activities which must be played or performed on particular date and time as it is fixed.

G K 7 years, 2 months ago

Hmm....koi nii?...

Akshat Sharma 7 years, 2 months ago

By mistake wrote in physics

G K 7 years, 2 months ago

No. Of team given hoti h and let no team=n...we have to calculate following things....1.)no. Of matches (n-1)....2.)no. of byes .....3.)total no. of team in each half(for upper half no. of team=(n+1)/2 and for lower half no. Of team=(n-1)/2..ye tabhi ke liye h jb no. Of team is odd if it is even then equal no. Of team is given to both the half).....4.)no. of byes in each half ....5.)no. of rounds....6.)no. of team in each quarter(only calculate when no. of team is more......

G K 7 years, 2 months ago

I think subject should be physical education...not physics?

ANSWER

How the angle of minimum deviation of a glass prism differ, if the incident violet light is replaced by red light? Give reason.

Posted by Rohit Shrivastawa 7 years, 2 months ago

CBSE > Class 12 > Physics

1 answers

Ujjwal Chaudhary 7 years, 2 months ago

Angle is mimimum deviation (d) will will decrease when violet light is replaced by red light as d depends on refractive index effective index for violet light is greater than that of red light.

ANSWER

Can anybody explains me about wavefront...

Posted by Vibhu Bharadwaj 7 years, 2 months ago

CBSE > Class 12 > Physics

3 answers

G K 7 years, 2 months ago

There r many types of wave front......spherical WF, cylindrical WF , plane WF , Converging and diverging WF...

G K 7 years, 2 months ago

Or simply we can say that, all particles on wave front oscillate with constant phase......

G K 7 years, 2 months ago

It is the locus of all particles in a medium vibrating in the same phase........

ANSWER

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