A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 one year ago
the resultant of two forces 3N and 4N making an angle 90 with each other is
a) 1N b) 7N c) 5N d) 3.5N
anonymous
 one year ago
the resultant of two forces 3N and 4N making an angle 90 with each other is a) 1N b) 7N c) 5N d) 3.5N

This Question is Closed

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0the answer would be 5N apply this formula for resultant \[\sqrt{A ^{2}+B ^{2}+2AB \cos \theta}\] cos90=0 so, \[\sqrt{4^{2}+3^{2}}=\sqrt{16+9}=\sqrt{25}=5\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0is it correct equation?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0they are at 90 degree with each other. why is not sin theta in place of cos theta?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i am not quite sure about answer!you can ask someone who is confirmed about it.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0you can take it as forula,if you ever want to calculate the resultant of two vectors,this formula is used
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.