Users Also Read
MCQ's Search Engine
Electrical Engineering
Mechanical Engineering
Civil Engineering
Automobile Engineering
Chemical Engineering
Computer Engineering
Electronics Engineering
Medical Science Engg
The duration of sunspot cycle is | |
A. | 1 year [Wrong Answer] |
B. | 11 years [Correct Answer] |
C. | 55 years [Wrong Answer] |
D. | 100 years [Wrong Answer] |