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Fundamental frequency of stationary waves

Posted by Allu Arjun 7 years ago

Entrance Exam > JEE main > Physics

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What is Yongs modulus of perfectly elastic body

Posted by Anusha Sarla 7 years, 1 month ago

Entrance Exam > JEE main > Physics

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Bohr's quantum condition is (where w(Omega) is moment of inertia and w(Omega) is angular velocity)?

Posted by Anubhav Sharma 7 years, 1 month ago

Entrance Exam > JEE main > Physics

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What is realative error

Posted by Vk Mehra 7 years, 2 months ago

Entrance Exam > JEE main > Physics

1 answers

Aditya Pawar 6 years, 9 months ago

Relative error is mean absolute error divided by mean error of the physical measurement

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What is modern physics

Posted by Mi Xiomi 7 years, 2 months ago

Entrance Exam > JEE main > Physics

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An early model for

Posted by Sange Tsering 7 years, 2 months ago

Entrance Exam > JEE main > Physics

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How was the discovery of electron their procedure

Posted by Raunak Kumar 7 years, 2 months ago

Entrance Exam > JEE main > Physics

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The simple sum of two co-initial vectors is 16 and their vector sum is 8. The resultant of the vectors is perpendicular to the smaller vector. Find magnitudes of the two vectors.

Posted by Prerna Taneja 7 years, 2 months ago

Entrance Exam > JEE main > Physics

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What is the dimension of entropy?

Posted by Nikita Jain 7 years, 3 months ago

Entrance Exam > JEE main > Physics

1 answers

Aditya Pawar 6 years, 9 months ago

[M L^2 T^-2

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Refraction through curved surface ..i amnot able to understand ..plz understand me

Posted by Gjyhbkkh Gfhjgvc 7 years, 3 months ago

Entrance Exam > JEE main > Physics

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What is laws of reflection

Posted by Kr. Aadarsh 7 years, 4 months ago

Entrance Exam > JEE main > Physics

2 answers

Ashish Kumar Singh 7 years, 2 months ago

First law: angle of incidence=angle of reflection Second law: incident ray,reflected ray and normal all lies in same plane

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Kr. Aadarsh 7 years, 4 months ago

1. Angle of i and angle of r, this is reflection of 1st law. 2. Incident ray, reflected ray, and normal are in same plane.

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what is average speed??

Posted by Rudra Sandilya 7 years, 4 months ago

Entrance Exam > JEE main > Physics

1 answers

Shivam Kumar 7 years, 2 months ago

Total diatance upon total time taken

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What is thermodynamics

Posted by Ajay Bhootra 7 years, 4 months ago

Entrance Exam > JEE main > Physics

1 answers

Kr. Aadarsh 7 years, 4 months ago

It is that branch of heat which deals with relation b/w mechanical work and heat energy.

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A force is applied for 20second on a non moving body of 5 gram there is no force thereafter. body is stopped after 5 seconds moving a distance of 50 cm.What is the value of force in Newton??????????

Posted by Xyz Lal 7 years, 4 months ago

Entrance Exam > JEE main > Physics

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if a charge on body is 1nc then how many electrons are present on it

Posted by Vineet Garg 7 years, 4 months ago

Entrance Exam > JEE main > Physics

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The surface tension of liquid is 70 dyne/cm. The value of this in MKS system is

Posted by Divyansh Singh 7 years, 5 months ago

Entrance Exam > JEE main > Physics

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What is cutoff for OBC-Ncl in jee main 2018

Posted by Bhawna Sah 7 years, 5 months ago

Entrance Exam > JEE main > Physics

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What is a ecosystem

Posted by Deepak Kumar 7 years, 5 months ago

Entrance Exam > JEE main > Physics

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An electron moves through a distance of 4cm in a uniform electric field of intensity 50000newton/coulomb. The time taken by the electron will be

Posted by Rahul Rawal 7 years, 5 months ago

Entrance Exam > JEE main > Physics

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A wave pulse passing with speed of 40cm/s in the negative x direction has maximum at x=0,t=0.where will this maximum located at t=5?

Posted by Pranjal Rathore 7 years, 5 months ago

Entrance Exam > JEE main > Physics

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Friction

Posted by Bhagat Singh 7 years, 5 months ago

Entrance Exam > JEE main > Physics

1 answers

Rajat Agarwal 7 years, 5 months ago

A friction is a force of opposition which opposes the motion of one body to another

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A diatomic gas is heated at constant pressure . If 105j of heat is given to the gas then find the change in internal energy of the gas. A)30j. B)55j. C)45j. D)75j

Posted by Abhishek Jha 7 years, 5 months ago

Entrance Exam > JEE main > Physics

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The specific heat capacity of a metal at low temperature is given as Cp(kj/k/kg) =32(t/400)^3. A 100 gram vessel of this metal is to be cooled from 2ok to 4k by a special refrigerator operating at room temperature (27℃). The amount of work required to cool the vessel is

Posted by Chelsi Garg 7 years, 5 months ago

Entrance Exam > JEE main > Physics

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What is acid

Posted by Bhavya Barot 7 years, 5 months ago

Entrance Exam > JEE main > Physics

1 answers

Tj Vikas 7 years, 5 months ago

According to lewis concept those are acid which is capable to accept pair of electrons

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A ring of radius R with uniformly distributed charge q is placed in the y-z plane with its centre at the origin.Plot the variation of E along the axis of the ring and obtain the maximum value of E and identify the position of the corresponding point.

Posted by Ajith Prasad 7 years, 5 months ago

Entrance Exam > JEE main > Physics