I’LL MARK YOU BRAINIEST IF U ANSWER IT
A pulley system lifts a 500-N weight a distance of 1.5m. Marina pulls the rope A distance of 9.0m, exerting a Force of 100 N.
a) what is the mechanical advantage of this pulley system
b) What input did marina do on the road
c) what useful output did the rope do on the weight
d) what is the efficiency of the pulley system
THIS IS GRADE 8 PHYSICS PLEASE ANSWER
Answers: 1
Another question on Physics
Physics, 21.06.2019 18:30
A6,600 kg train car moving at +2.0 m/s bumps into and locks together with one of mass 5,400kg moving at -3.0m/s. what is their final velocity? +0.50 m/s -1.0 m/s +2.5 m/s -0.25 m/s
Answers: 3
Physics, 21.06.2019 21:50
Adiver in midair has an angular velocity of 6.0 rad/s and a moment of inertia of 1.2 kg·m2. he then pulls is arms and legs into a tuck position and his angular velocity increases to 12 rad/s. the net external torque acting on the diver is zero. what is his moment of inertia in the tuck position?
Answers: 1
Physics, 22.06.2019 14:00
If element x has 99 protons how many electrons does it have
Answers: 1
Physics, 22.06.2019 14:30
When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell
Answers: 2
You know the right answer?
I’LL MARK YOU BRAINIEST IF U ANSWER IT
A pulley system lifts a 500-N weight a distance of 1.5m. Mar...
Questions
Spanish, 11.03.2021 16:20
Mathematics, 11.03.2021 16:20
Geography, 11.03.2021 16:20
Mathematics, 11.03.2021 16:20
Mathematics, 11.03.2021 16:20
Mathematics, 11.03.2021 16:20
Mathematics, 11.03.2021 16:20
Mathematics, 11.03.2021 16:20
Biology, 11.03.2021 16:20
