Physics, 23.11.2020 14:00 hernsl0263
Pick yourself around 1 situation (e. g. pushing a chair on the floor) with four different forces.
Display the situation by drawing object and forces who work between the object.
Write down the types of forces displayed.
Answers: 3
Physics, 21.06.2019 23:30
Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle
Answers: 1
Physics, 22.06.2019 11:00
Aperson walks first at a constant speed of 4.89 m/s along a straight line from point a to point b and then back along the line from b to a at a constant speed of 2.95 m/s. what is the average speed over the entire trip?
Answers: 1
Physics, 22.06.2019 12:30
An ice-making machine inside a refrigerator operates in a carnot cycle. it takes heat from liquid water at 0.0 degrees celsius and rejects heat to a room at a temperature of 19.2 degrees celsius. suppose that liquid water with a mass of 76.3kg at 0.0 degrees celsius is converted to ice at the same temperature. take the heat of fusion for water to be l_f = 3.34*10^5 j/kg.how much energy e must be supplied to the device? express your answer in joules.
Answers: 1
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
Pick yourself around 1 situation (e. g. pushing a chair on the floor) with four different forces.
D...
English, 30.04.2021 08:10
Mathematics, 30.04.2021 08:10
Mathematics, 30.04.2021 08:10
Mathematics, 30.04.2021 08:10
Mathematics, 30.04.2021 08:10
Social Studies, 30.04.2021 08:10
Mathematics, 30.04.2021 08:10
Biology, 30.04.2021 08:10