की दिशा में 1 / r का दिशात्मक अवकलज क्या है?

This question was previously asked in
Official Sr. Teacher Gr II NON-TSP MATHEMATICS (Held on :29 Oct 2018)
View all RPSC 2nd Grade Papers >

Answer (Detailed Solution Below)

Option 2 :
Free
Sr. Teacher Gr II NON-TSP GK Previous Year Official questions Quiz 4
5 Qs. 10 Marks 5 Mins

Detailed Solution

Download Solution PDF

अवधारणा :

माना कि f(r) एक फलन है तो फलन f(r) के दिशात्मक अवकलज को निम्न द्वारा दिया जाता है:

गणना :

माना कि f(r) = 1/r

जैसा कि हम जानते हैं कि, यदि f(r) एक फलन है तो फलन f(r) के दिशात्मक अवकलज को निम्न द्वारा दिया जाता है:

⇒ f'(r) =

यहाँ,

यहाँ, हमें  की दिशा में f(r) के दिशात्मक अवकलज का पता लगाना होगा

Latest RPSC 2nd Grade Updates

Last updated on Jul 17, 2025

-> RPSC 2nd Grade Senior Teacher Exam 2025 Notification has been released on 17th July 2025 

-> 6500 vacancies for the post of RPSC Senior Teacher 2nd Grade has been announced.

-> RPSC 2nd Grade Senior Teacher Exam 2025 applications can be submitted online between 19th August and 17th September 2025

-> The Exam dates are yet to be announced.

More Vector Calculus Questions

More Calculus Questions

Hot Links: teen patti master new version lucky teen patti teen patti master real cash teen patti rich teen patti palace