Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
secondary 4 | E Maths
One Answer Below
Anyone can contribute an answer, even non-tutors.
Hi I really don’t understand why KE equals 200-100 someone please explain to me clearly I got my N levels tomorrow very urgent thank you so much
Date Posted: 4 years ago
Views: 244
See 1 Answer
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
This is assuming there is no frictional or resistive forces (the question would have stated, otherwise assume this). By the conservation of energy, initial total mechanical energy is equal to final total energy.
Date Posted:
4 years ago
360 Tutoring Program