railway RRB Technician Grade 1 Mock Test 2024 Physics Electric Fields and Gauss' Law Electric Field Lines
बिन्दुओं 1, 2 और 3 पर आवेश की प्रकृति क्या है?
1
q1 = -ve; q2 = -ve; q3 = -ve
2
q1 = -ve; q2 = +ve; q3 = +ve
3
q1 = +ve; q2 = -ve; q3 = -ve
4
q1 = +ve; q2 = +ve; q3 = +ve