Why is a device never 100% efficient? * a) Mechanical Advantage b) Work c) Friction d) Spe

Question

Why is a device never 100% efficient? *

a) Mechanical Advantage

b) Work

c) Friction

d) Speed Ratio

brainliest for best answer, asap plz
for science lovers!!

in progress 0
Thông Đạt 4 years 2021-09-01T21:03:26+00:00 1 Answers 7 views 0

Answers ( )

  1. thienhuong
    0
    2021-09-01T21:04:27+00:00
    Reply

    I think it’s c, friction
    I’m not sure tho

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )