Physics, 22.07.2019 03:00 teddylove2643
You move a 2.5 kg book from a shelf that is 1.2 m above the ground to a shelf that is 2.6 m above the ground. what is the change in potential energy of a system containing the book and earth?
Answers: 1
Physics, 21.06.2019 23:10
6–55 refrigerant-134a enters the condenser of a residential heat pump at 800 kpa and 358c at a rate of 0.018 kg/s and leaves at 800 kpa as a saturated liquid. if the compressor consumes 1.2 kw of power, determine (a) the cop of the heat pump and (b) the rate of heat absorption from the outside air.
Answers: 2
Physics, 22.06.2019 01:30
The transfer of heat through the movement of a gas or liquid a. convection b. conduction c. radiation
Answers: 2
Physics, 22.06.2019 05:30
Thomas his older brothers, who own a junk yard, on the weekends to earn extra money. he likes to them push broken-down cars to the back of the junk yard because it makes him feel strong. last saturday, they pushed three cars with different weights, and he noticed he used different amounts of force for each one. the cars were the following weights: white car: 2,700 kg red car: 1,500 kg blue car: 2,100 kg think about how much force is needed to move each car. which correctly lists the cars in order from the most to least amount of force needed to move them? a) white, blue, red b) blue, red, white c) red, white, blue d) white, red, blue
Answers: 2
Physics, 22.06.2019 06:30
How much force was applied to an object if was moved 2 meters and the work done on the object was 8 joules? a. 0.25 n b. 4 n c. 6 n d. 16 n
Answers: 1
You move a 2.5 kg book from a shelf that is 1.2 m above the ground to a shelf that is 2.6 m above th...
English, 24.03.2021 16:30
Mathematics, 24.03.2021 16:30
Mathematics, 24.03.2021 16:30
Mathematics, 24.03.2021 16:30
Chemistry, 24.03.2021 16:30
Social Studies, 24.03.2021 16:30
Social Studies, 24.03.2021 16:30