The ratio of surface areas of two sphere is 1:9 then the ratio of its radius is
A1:1
B1:2
C1:2.5
D1:3
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
who coined the term library 2.0 ?
Stress in a beam due to simple bending is -------- to bending moment.
All revenue survey maps are plotted with reference to the ...........................meridian.
Successive discount of 10% and 20% is equivalent to a single discount of
Bandhara Irrigation is: