LNS physics class
Share
21/09/2025
Solution of grade 12 first term physics exam (RIA+2)
Dear students,
Please ensure you thoroughly revise these essential topics before your upcoming Board Examination 2082.
A strong review can make a significant difference.
Wishing you all the best for excellent performance!
07/08/2024
AB is a potentiometer wire of length 100 cm and resistance 10 ohms. It is connected in series with a resistance R=40 ohms and a battery of e.m.f. 2 V and negligible internal resistance. If a source of unknown e.m.f. E is balanced by 40 cm length of the potentiometer wire, the value of E is
:-a. 1.6 V
b. 0.16 V c. 0.32V. d. 3.2 V
Click here to claim your Sponsored Listing.
Category
Website
Address
Kathmandu
