Which of the following is an example of data that would be collected by remote-sensing satellites?

assessment of bomb damage
development of weapons
analysis of waterways
warning of an attack on ground troops

c. because step up transformer steps up the input voltage i.e increases the input voltage  

the number of turns are greater on the secondary side of step up transformer  

transformer does not handle dc current

one negative thing it that it can kill water animals. another negative thing is it can cause the destruction of ecosystem. one way water pollution can be reduced is to conserve energy.

i believe the answer is 5,000