Physics, 26.05.2020 06:59 christophergaudette0
A set of pulleys is used to raise a 200 N crate 5 m. to fo this the operator applies a force of 50 N and pulls in 25 m of rope. Find the efficiency of the pulley system.
A: 50%
B: 62.5%
C: 75%
D: 80%
Answers: 3
Physics, 22.06.2019 06:40
Use the right-hand rule for magnetic force to determine the charge on the moving particle. this is a charge.
Answers: 1
Physics, 22.06.2019 08:30
You win the lottery and decide to impress your friends by exhibiting a million-dollar cube of gold. at the time, gold is selling for $ 426.60 per troy ounce, and 1.0000 troy ounce equals 31.1035 g. -how tall would your million-dollar cube be? en cm
Answers: 2
Physics, 23.06.2019 02:30
Abox is sliding on a frictionless surface when it suddenly begins to rain heavily. if the downpour of rainfall falls vertically into the box
Answers: 1
Physics, 23.06.2019 03:00
The device shows the relative humidity at 22°c. what’s the water vapor density if the maximum water vapor in air at this temperature is 20 grams/cubic meter? a device showing that at 22 degrees celsius the relative humidity is 58%. a. 11.6% b. 11.6 g/m3 c. 12.76% d. 12.76 g/m3 reset next
Answers: 2
A set of pulleys is used to raise a 200 N crate 5 m. to fo this the operator applies a force of 50 N...
English, 23.09.2021 21:30
Mathematics, 23.09.2021 21:30
Biology, 23.09.2021 21:30
Engineering, 23.09.2021 21:30
Mathematics, 23.09.2021 21:30
Chemistry, 23.09.2021 21:30
Arts, 23.09.2021 21:30
Chemistry, 23.09.2021 21:30