Question

Question #68902

Answer 1

A. the real bridge should weigh around 5,00,000N , if taken in general.
B. Not necessarily.

Explanation:

A. `(1/100)^3 = 50/x`
or, `x =50000000N`

this is calculated in terms of volume.

B. there are more hundreds of circumstances and conditions to look upon this before considering.