Spherical, Cylindrical, Pear, Lightning conductor are mounted on insulating stands and charged. The one which is suited to retain the charges for a longer time is: [1]
A. Spherical
B. Cylindrical
C. Pear
D. Lightning conductor
Answer:A
Spherical, Cylindrical, Pear, Lightning conductor are mounted on insulating stands and charged. The one which is suited to retain the charges for a longer time is: [1]
A. Spherical B. Cylindrical C. Pear D. Lightning conductor