Basic Maths and Units and DimensionsHard
Question
A half ring of radius R has a charge of λ per unit length. The potential at the centre of the half ring is :-
Options
A.
B.k
C.
D.kπλ
Topic: Basic Maths and Units and Dimensions·Practice all Basic Maths and Units and Dimensions questions
More Basic Maths and Units and Dimensions Questions
Which one of the following quantities has not been expressed in proper units...You are asked to design a shaving mirror assuming that a person keeps it 10 cm from his face and views the magnified ima...Two blocks A and B of masses 2m and m, respectively, are connected by a massless and inextensible string. The whole syst...The radii of two planets are respectively R1 and R2 and their densities are respectively ρ1 and ρ2 The ratio o...A man of mass m stands on a platform of equal mass m and pulls himself by two ropes passing over pulleys as shown. If he...