subject
Physics, 05.05.2021 01:00 kimmy6973

Students are lifting a 120 N block up using a lever. The distance from the block to the fulcrum is 2 meters and the distance from the fulcrum to the end that needs to be pushed down by the student is 10 meters. What is the mechanical advantage of the lever based on the location of the fulcrum.
A. 5
B. 10
C. 12
D. 60

ansver
Answers: 2

Another question on Physics

question
Physics, 21.06.2019 18:40
The intensity, or loudness, of a sound can be measured in decibels (db), according to the equation , where i is the intensity of a given sound and is the threshold of hearing intensity. what is the intensity, in decibels, [i(db)], when ? use a calculator. round to the nearest whole number. 8 9 19 80
Answers: 1
question
Physics, 21.06.2019 19:20
Aferris wheel is a vertical, circular amusement ride with radius 9 m. riders sit on seats that swivel to remain horizontal. the ferris wheel rotates at a constant rate, going around once in 9 s. consider a rider whose mass is 56 kg. at the bottom of the ride, what is the perpendicular component of the rate of change of the rider's momentum? at the bottom of the ride, what is the vector force exerted by the seat on the rider?
Answers: 1
question
Physics, 21.06.2019 19:40
Anne applies a force on a toy car and makes it move forward. what can be said about the forces acting on the toy car at the moment anne applies the force?
Answers: 1
question
Physics, 22.06.2019 12:30
Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?
Answers: 3
You know the right answer?
Students are lifting a 120 N block up using a lever. The distance from the block to the fulcrum is 2...
Questions
question
Mathematics, 04.05.2021 17:00
question
Mathematics, 04.05.2021 17:00
question
Mathematics, 04.05.2021 17:00
question
Mathematics, 04.05.2021 17:00