Thank you for the opportunity to help you with your question!
4) if the track has 10 degree down grade
20+5*9.8 sin 10=5*a
5)10 degree up grade
20-5*9.8*sin 10=5* a
Are the answers to the other problems right?
i didn't check them .please wait for while i'll check them
i have check them.those are correct..if you need any help you are always welcome.
please don't forget to rate me.thank you
Content will be erased after question is completed.
Enter the email address associated with your account, and we will email you a link to reset your password.
Forgot your password?