A propeller generates 1.4 N of thrust at 1500 RPS. If the speed doubled to 3000 RPS, what would be the resulting thrust? 1500 N
2.8 N
56N
0 15 N

Ineed on my history if anyone can check out the last few questions i posted and i will be posting !

When designing content as part of your content marketing strategy, what does the "think" stage represent in the "see, think, do, care" framework?

Alex’s family members live in different parts of the world. they would like to discuss the wedding plans of one of their distant relatives. however, alex wants all the family members to talk to each other simultaneously so that they can make decisions quickly. which mode of internet communication should they use? a. blog b. email c. wiki d. message board e. instant messaging