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When monochromatic light travel it's wavelength changes but f remain same. Why??

Posted by Rohit Soni 8 years, 1 month ago

CBSE > Class 12 > Physics

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Why n type semiconductor also called n type

Posted by Sanjay Kumar 8 years, 1 month ago

CBSE > Class 12 > Physics

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Bh=1√3B b find angle

Posted by Gouri Chourasiya 8 years, 1 month ago

CBSE > Class 12 > Physics

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Why do we take radial magnetic field lines in the galvanometer?

Posted by Aarti And Anjali 8 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Prashant Shukla 8 years, 1 month ago

Because in each and every position the coil will experience maximum torque

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Drive an expression for the energy stored in a parallel plate capacitor.

Posted by Vishal G 8 years, 1 month ago

CBSE > Class 12 > Physics

2 answers

Ashish Singh 8 years, 1 month ago

Q2/2c

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Aarti And Anjali 8 years, 1 month ago

eA/d

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What is the chapterwise weightage of physics?

Posted by I Am 8 years, 1 month ago

CBSE > Class 12 > Physics

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Define semi conductor

Posted by Ankit Doyda 8 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Anup Pandey 8 years, 1 month ago

The substances which acts as insulator at room temp but after increasing the temp. they act as conductors is called semiconductors. So basically range of conditivity of semiconductors lies b/w insulators and conductors

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What is the path of a charged particle moving in uniform electrostatic feild with initial velocity parallel to the feild and perpendicular to the feild

Posted by Ritik Kumar 8 years, 1 month ago

CBSE > Class 12 > Physics

2 answers

Aarti And Anjali 8 years, 1 month ago

Straight line in first case and also depends on the charge of the charged particle. Acquires straight line in the second case after some time.

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Gyandeep Kushwaha 8 years, 1 month ago

ihink it cover helical path

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Define refractive index of transparent medium

Posted by Pooja Dubey 8 years, 1 month ago

CBSE > Class 12 > Physics

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How a transistor works as an amplifier

Posted by Soumya Tripathy 8 years, 1 month ago

CBSE > Class 12 > Physics

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What is electromagnetic induction ?

Posted by Abhay Pratap Singh 8 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Soumya Tripathy 8 years, 1 month ago

Induction of emf or current in a coil or circuit due to change in flux

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What is locus in ray optics?

Posted by Ayush Kumar 8 years, 1 month ago

CBSE > Class 12 > Physics

0 answers

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What is electromagnetic induction?

Posted by Navin Kumar 8 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Gyandeep Kushwaha 8 years, 1 month ago

It is a phenomenon of producing induced emf in a coil due to change in magnetic flux

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but in photodiode we do biasing or in solar diode no biasing but in both case we take light energy so in solar diode biasing should be there

Posted by Ananya Sangwan 8 years, 1 month ago

CBSE > Class 12 > Physics

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Conservative force as the work done in taking a charge from one point to another point in the electric field of another charge is independent of the path followed

Posted by Anuj Yadav 8 years, 1 month ago

CBSE > Class 12 > Physics

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Show that in free oscillation of an LC circuit ,sum of energies stored in capacitor and inductor is constant with time

Posted by Karan Bir 8 years, 1 month ago

CBSE > Class 12 > Physics

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About modern physics

Posted by Vivek Kumar 8 years, 1 month ago

CBSE > Class 12 > Physics

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What is the magnatic field due to current carrying wire

Posted by Abhishek Ranjan 8 years, 1 month ago

CBSE > Class 12 > Physics

0 answers

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Hcv magnetic fields exercise question no 2

Posted by Adarsh Kumar Singh 8 years, 1 month ago

CBSE > Class 12 > Physics

0 answers

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How Can I Solve Kirchhoff's Law Numericals

Posted by Harsh Chittod 8 years, 1 month ago

CBSE > Class 12 > Physics

0 answers

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Colombia law

Posted by Raunak Kumar 8 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Swapnil Vemar 8 years, 1 month ago

Force on charges=kq1q2/r² where k= 1/4πE°

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A choke coil and a bulb are connected in series to DC source. The bulb shines brightly. How does the brightness change when an iron core is inserted in the choke coil

Posted by Sadia Salim 8 years, 1 month ago

CBSE > Class 12 > Physics

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How emf get reduced

Posted by Simran Sharma 8 years, 1 month ago

CBSE > Class 12 > Physics

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The main topics of dual nature and atoms and nuclei

Posted by Shivani Priya 8 years, 1 month ago

CBSE > Class 12 > Physics

1 answers

Shivraj Rawat 8 years, 1 month ago

Photoelectric emission ,effect of frequency onbphotoelectric current, effect of frequency on incident radiation on stopping potential,laws of photoelectric emission, Einstein's photoelectric equation,de Broglie hypothesis ,de Broglie wavelength of of an electron.

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What is threshold frequency?

Posted by Pushkar Bisht 8 years, 1 month ago

CBSE > Class 12 > Physics