0

Guest

Courses New

The electric potential V as a function of distance x (in meter ) is given by: V = ( 15x 2 +10x-9) V. The value of electric field of x=1m would be-

The electric potential V as a function of distance x (in meter) is given by: V = (15x2+10x-9) V. The value of electric field of x=1m would be-

Grade:12

4 Answers

Aman Bansal
592 Points
11 years ago

Dear Varna,

Since field is given as E = \begin{displaymath} E_x = - \frac{dV}{dx}. \end{displaymath}

 

Thus applying this forlumla na dthe substituting x = 1 , we get the field value.

Cracking IIT just got more exciting,It s not just all about getting assistance from IITians, alongside Target Achievement and Rewards play an important role. ASKIITIANS has it all for you, wherein you get assistance only from IITians for your preparation and win by answering queries in the discussion forums. 

https://www.askiitians.com/packages/packages.aspx

So start the brain storming…. become a leader with Elite Expert League ASKIITIANS

Thanks

Aman Bansal

Askiitian Expert

chennabasava s patil
18 Points
11 years ago

16

Varna Sambhangi
33 Points
11 years ago

i think its 40...hw did you get it as 16??plzz xplain..

Yogita Bang
39 Points
11 years ago

E = dV/dx = d(15x2 + 10x - 9)/dx = 30x + 10 - 0

Put x=1,

E = 30 + 10 = 40   Smile

Think You Can Provide A Better Answer ?

Other Related Questions on Engineering Entrance Exams

View all Questions »

ASK QUESTION

Get your questions answered by the expert for free

Answer and earn gift vouchers

Win Gift vouchers upto Rs 500/-

View courses by askIITians

Design classes One-on-One in your own way with Top IITians/Medical Professionals

Click Here Know More

Complete Self Study Package designed by Industry Leading Experts

Click Here Know More

Live 1-1 coding classes to unleash the Creator in your Child

Click Here Know More

a Complete All-in-One Study package Fully Loaded inside a Tablet!

Click Here Know More