A technician examines different electrical devices to determine the one that is the most energy efficient. While conducting a test, he notes that one of these devices consumes 550 000j of energy and loses 315 000 j at the same time. What is the energy efficiency of this device?
Answers: 1
Physics, 22.06.2019 09:30
On a day when the barometer reads 75.23 cm, a reaction vessel holds 250 ml of ideal gas at 20 celsius. an oil manometer ( ρ= 810 kg/m^3) reads the pressure in the vessel to be 41 cm of oil and below atmospheric pressure. what volume will the gas occupy under s.t.p.?
Answers: 2
Physics, 22.06.2019 14:20
How many atoms of nitrogen are in the chemical formula ni(w on
Answers: 1
Physics, 23.06.2019 01:40
(8%) problem 12. a bowling ball of mass mb 3 kg 's rolled down the lane with a velocity ofy-2/ m s lt strikes a single remaining pin mp 0.93 kg head on. after the collision the bowling ball has a velocity (in the same direction) of v2 1.1 m/s. = ▲ 33% part (a) write an expression for the velocity of pin in the horizontal direction after the impact, im ,, 33% part (b) what is the pins speed in ms? 33% part (c) assuming the coefficient of friction s μ,-0.1. how far in meters could the pin slide before stopping if it doesn't topple?
Answers: 1
A technician examines different electrical devices to determine the one that is the most energy effi...
Computers and Technology, 19.05.2020 22:01
Chemistry, 19.05.2020 22:01
English, 19.05.2020 22:01
Mathematics, 19.05.2020 22:01
Computers and Technology, 19.05.2020 22:01
History, 19.05.2020 22:01
Mathematics, 19.05.2020 22:01
Mathematics, 19.05.2020 22:01
Biology, 19.05.2020 22:01
Mathematics, 19.05.2020 22:01
Mathematics, 19.05.2020 22:01