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Position vector

Posted by Mukul Anand 7 years, 11 months ago

CBSE > Class 12 > Physics

1 answers

Kashish Garg 7 years, 11 months ago

Tells us about the position of the point (mass)

0Thank You

ANSWER

On the basis of atomic model drive an expression for the radius of orbit of hydrogen atom?

Posted by Abc Bagri 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

What is meterbridge?

Posted by Minhaj Ka 7 years, 11 months ago

CBSE > Class 12 > Physics

1 answers

Bhumi Jain 7 years, 11 months ago

Meter bridge is 1metre long and it works on the principle of wheat-stone bridge,and hence is known as meterbridge

0Thank You

ANSWER

How relaxation time increase with decrease in temperature?

Posted by Mahek Chhabra 7 years, 11 months ago

CBSE > Class 12 > Physics

1 answers

Kajal Bhardwaj 7 years, 11 months ago

With decrease in temperature collision between particles decreases So relaxation time increases

3Thank You

ANSWER

important derivations in ray optics?

Posted by Shivam Singh 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

What is the principle of nuclear energy

Posted by Anuj Gautam 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

why is a zener diode considered as a special purpose semiconductor diode ?

Posted by Raksha Tamang 7 years, 11 months ago

CBSE > Class 12 > Physics

2 answers

Ritika Yadav 7 years, 11 months ago

It is used in voltage regulator b/c it decrease the voltage if it is excess in amount which cause short circuit in circuits and it work in the reverse bias

0Thank You

Rajat Raguvanshi 7 years, 11 months ago

Because it's used as voltage stabilizer

0Thank You

ANSWER

Ac gernature

Posted by Gaurav Chandra 7 years, 11 months ago

CBSE > Class 12 > Physics

1 answers

Chinkee Jaatrana 7 years, 11 months ago

It is a device which convert mechanical energy into electrical energy

2Thank You

ANSWER

Define dipole

Posted by Gaurav Chandra 7 years, 11 months ago

CBSE > Class 12 > Physics

2 answers

Anchal Negi 7 years, 11 months ago

An electric dipole is a system of two equal and opposite charge separated by a short distance apart

1Thank You

Chinkee Jaatrana 7 years, 11 months ago

Pair of equal n opposite charges separated by a distance

1Thank You

ANSWER

Topics of physics project

Posted by Sanjana Mukati 7 years, 11 months ago

CBSE > Class 12 > Physics

4 answers

Vrinda Gupta 7 years, 11 months ago

AC generator project

0Thank You

Ritu Gupta 7 years, 11 months ago

Potentiometer, metre bridge, p-n junction diode

0Thank You

Aastha Agarwal 7 years, 11 months ago

Logicate

0Thank You

Chinkee Jaatrana 7 years, 11 months ago

I also need topic for physics project plzz frnds help us

0Thank You

ANSWER

Define eddy current

Posted by Shashi Ranjan 7 years, 11 months ago

CBSE > Class 12 > Physics

2 answers

Anchal Negi 7 years, 11 months ago

Eddy current is a current induced in a conductor when placed in changing magnetic field

0Thank You

Chinkee Jaatrana 7 years, 11 months ago

Eddy current are the current induced in solid metallic masses when a magnetic flux threading through them changes

1Thank You

ANSWER

listen guys my school is denying for practicals tell me is there is any practicals plzzz help me what to do plzzz i really need ur help?????

Posted by Nitika Thakur 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Dispersion without deviation

Posted by Suraj Kumar 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Can I write magnetic dipole moment as iacos theta

Posted by Devvrat Modi 7 years, 11 months ago

CBSE > Class 12 > Physics

1 answers

Sudhanshu Saumya 7 years, 11 months ago

No. cos theta here represents nothing. I is a scalar quantity

1Thank You

ANSWER

What is toroid?

Posted by Popin Giri 7 years, 11 months ago

CBSE > Class 12 > Physics

1 answers

Mahesh Gautam 7 years, 11 months ago

Circular solenoid

0Thank You

ANSWER

Why does current in a steady state not flow in a capacitorconnected across a battery? However momentary current does flow during chargingor discharging of the capacitor. Explain.

Posted by Aastha Singh 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

What is solar cell .briefly describe contruction and working of solar cell give its VI characteristic

Posted by Riya Sagar 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

In which directions do the electric and magnetic field vector ocillate in an em wave propagating along the x axis?

Posted by Aastha Singh 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Check the conductivity of given circuit using multimeter

Posted by Vikash Sah 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

We all know that atom has carry same no. Of electron and protron and protron are present on the nucli of the atom and all the protron carry same charge so how it is possible they all are stay on nucli of the atom because same charge always repal each other

Posted by Husain Naqvi 7 years, 11 months ago

CBSE > Class 12 > Physics

2 answers

Husain Naqvi 7 years, 11 months ago

Good answer surbhi but you can read valence bond trsfer therory

0Thank You

Akshay Singh 7 years, 11 months ago

The force of repulsion between neutron and neutron and proton and proton is less than force of attraction between a neutron and a proton

1Thank You

ANSWER

Two long draught parallel conductors carry steady current I1 andI2 separated by a distance d.If the current are flowing in the same direction, show how the magnetic field set up in one produces an attractive force on the other .Obtain the expression for this force.Hence define one ampere

Posted by Karan Sandhu 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Explain critical angle and phenomenon of total internal reflection

Posted by Amit Singh Yadav 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Deduce ohm law from elementary concept

Posted by Riya Khanna 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Why is it found experimentally difficult to detect neutrinos in nuclear (beta)B-decay?

Posted by Sameer Singh 7 years, 11 months ago

CBSE > Class 12 > Physics

1 answers

Khush Menaria 7 years, 11 months ago

Because they are chargeless and massless

0Thank You

ANSWER

What is mono energetic photons?

Posted by Ananya Shukla 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

A carrier wave of peak voltage 12V is used what should be the the peak voltage of modulating signal to have a modulation index of 0.75and what ispower radiated by antenna

Posted by Swapnil Jain 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Hey most of the students cannot score in physics well How to prepare this one...

Posted by Paniti Sinha 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Find the charge value of 250gram water

Posted by Vishrut Singh 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

To uniformly large parallel thin plates having densities plus Sigma and Minar Sigma are kept in the XZ plane at a distance D apart sketching equipotential surfaces due to electric field between the plates if a particle of mass M in charge - Kyun remains stationary between the plates what is the magnitude and direction of the field

Posted by Aman Panwar 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

Draw electric field lines through positively charged Hollow cylinder

Posted by Harshit Shakya 7 years, 11 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

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