JoEllen22 JoEllen22
  • 27-11-2022
  • Chemistry
contestada

Question 4 of 25
Trevor used a ramp to get a box into a truck. His input work was 700 J and
the output work was 400 J. What was the mechanical efficiency of using the
ramp?
A. 175%
OB. 57.1%
C. 100%
D. 42.8%
SUBMIT

Respuesta :

Otras preguntas

how to simplify the product2n(n^2+3n+4)
A quarterback is standing in the middle of the field 60 yards from his goal line. He passes the ball to a player 12 yards to his left on the 55 yard line. How l
in standard form how do you write 8+0.0+0.05+0.009
how to write .035 as a fraction?
Ernesto Galarza's memoir takes place in California. Why is that significant to the story?       (Points : 3)        M
How do you find the rate and unit rate for 420 miles in 7 hours?
Explain why any rational number is either a terminating or repeating decimal
what is >>>>> -x<15-2x
turn 0.4444444444444.... into a fraction its just saying 0.4 repeating
Identify the parts of speech of the following text:When observing teaching 1) practice, trainers 2) should have a copy of 3) the trainee's lesson plan 4)and any