Physics, 21.05.2021 18:10 renaudciera
A hairdryer draws a current of 3.0 A. How many electrons pass through the filament of the hair
dryer in a time of thirty seconds?
(1 Point)
90
2.4 x 10^19
5.6 x 10^20
9.9 x 10^18
Answers: 2
Physics, 22.06.2019 05:30
Imagine that someone pushes one marble toward a motionless marble. would there still be action-reaction forces involved in the collision? how might the marbles’ motions be changed? ?
Answers: 1
Physics, 22.06.2019 16:30
Place several e-field sensors at a few points on different equipotential lines, and look at the relationship between the electric field and the equipotential lines. which statement is true? 1-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of higher voltages. 2-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of lower voltages. 3-at any point, the electric field is parallel to the equipotential line at that point.
Answers: 1
Physics, 22.06.2019 16:50
Acommercial refrigerator with refrigerant-134a as the working fluid is used to keep the refrigerated space at -35°c by rejecting waste heat to cooling water that enters the condenser at 18°c at a rate of 0.25 kg/s and leaves at 26°c. the refrigerant enters the condenser at 1.2 mpa and 50°c. if the compressor consumes 3.3 kw of power, determine (a) the mass flow rate of the refrigerant, (b) the refrigeration load, (c) the cop, and (d) the minimum power input to the compressor for the same refrigeration load.
Answers: 2
Physics, 22.06.2019 18:10
Which of the following statement is false ? a.batteries should never be stored on metal trays or outside in the elements)b, battery acid cannot be neutralized)c.do not stack batteries on top of each other)d.never put a damaged battery in a dumpster. i
Answers: 1
A hairdryer draws a current of 3.0 A. How many electrons pass through the filament of the hair
drye...
Mathematics, 18.03.2021 03:30
Social Studies, 18.03.2021 03:30
Mathematics, 18.03.2021 03:30
Mathematics, 18.03.2021 03:30
History, 18.03.2021 03:30
History, 18.03.2021 03:30
History, 18.03.2021 03:30