Physics

Physics, 28.08.2019 06:00, manou76

Two movers use a rope system to lift a box to a third-story apartment. they do 1,200 j of work on the rope system, and the rope system does 1,020 j of work on the box. what is the efficiency

answer

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 07:30, jaquezdaking4919

The slope of a velocity time graph over any interval of time gives the during that interval

Answers: 2

Physics, 22.06.2019 16:30, xxaurorabluexx

An astronaut in space cannot use a scale or balance to weigh objects because there is no gravity. but she does have devices to measure distance and time accurately. she knows her own mass is 77.4 kg , but she is unsure of the mass of a large gas canister in the airless rocket. when this canister is approaching her at 3.50 m/s , she pushes against it, which slows it down to 1.30 m/s (but does not reverse it) and gives her a speed of 2.60 m/s . what is the mass of the canister?

Answers: 1

Physics, 22.06.2019 16:30, artursino

In which type of system is power held solely by the central government and not shared with regional governments? group of answer choices federal unitary confederate oligarchic

Answers: 1

Physics, 22.06.2019 20:30, jandrew2052

Avehicle accelerates from 0 to 30 m/s in 10 seconds on a straight road

Answers: 2

Do you know the correct answer?

Two movers use a rope system to lift a box to a third-story apartment. they do 1,200 j of work on th...

Questions in other subjects:

Konu

Mathematics, 01.07.2020 18:01

Find the smaller angles between the hour hand and the minute hand of a clock at quarter past 11...

Konu

English, 01.07.2020 18:01

Read the story. Then complete the summary of the story with the best sentence...

Konu

English, 01.07.2020 18:01

umm i need help i do not know if i got hack or what but when i try to log in today ... i had to log in and ... i need help...

Konu

English, 01.07.2020 18:01

•Why does he feed Santiago? •What obligation of the Koran is the one he desires most to do? •Why doesn’t he go? •What are two new ideas that Santiago sugge...

Konu

Business, 01.07.2020 18:01

Which of the following statements are true? Check all that apply. Jing Foodstuffs Inc. has a better ability to meet its short-term liabilities than N&B Equipment Co. A current...

Konu

English, 01.07.2020 18:01

you return to your house one day to find it has been broken into and many of your possession have been stolen. you decide to write a formal letter to the police to report the robbe...

Konu

Mathematics, 01.07.2020 18:01

ATM’s must be stocked with enough cash to satisfy customers making withdrawals over an entire weekend. But if too much cash is unnecessarily kept in the ATMs, the bank is forgoing...

Konu

Mathematics, 01.07.2020 18:01

In order to determine the average weight of carry-on luggage by passengers in airplanes, a sample of 12 pieces of carry-on luggage was collected and weighed in pounds. Assume that...

Konu

Mathematics, 01.07.2020 18:01

A door of a lecture hall is in a parabolic shape. The door is 56 inches across at the bottom of the door and parallel to the floor and 32 inches high. Sketch and find the equation...

Konu

Mathematics, 01.07.2020 18:01

2. A printer is sold for $642 inclusive of 7% GST. Find the marked price of the printer. answer this question with step by step explanation plz!!...

Other tasks in the category: Physics More task