Application 3 Electric installation of a kitchen
The electric installation of a kitchen, represented in Document below, is fed by a
voltage U = 220 V. This installation contains the following electric devices:
A lamp
Lamp
(220 V.05 A)
Refrigerator
(220 V 55A)
A refrigerator,
A washing machine.
1) All the electric devices
function normally. Justify.
Voltage of
the mains
Washing machunc
(220V 45 A)
2) All the devices are functioning
Circuit
normally at the same time.
breaker
K
Specify, among the circuit
breakers marked 10 A, 15 A and
30 A, the one that is the most convenient to protect this installation.
3) At the end of 24 hours, the refrigerator, of power 990 W. consumes an electric energy
of 9.9 kWh. Specify whether the compressor of this refrigerator is working permanently.​

The variables for this experiment include mass, volume and the materials in the various balls, as well as their densities. in part iii, you will be investigating the questionable baseball. use the drop-down menus to complete the sentences and identify the independent and dependent variables. in part iii, the independent variable, the one that is intentionally manipulated, is . in part iii, the dependent variable, the one that you measure the response in, is

Part a determine the magnitude of the x component of f using scalar notation. fx f x = nothing lb request answer part b determine the magnitude of the y component of f using scalar notation. fy f y = nothing lb request answer part c determine the magnitude of the z component of f using scalar notation. fz f z = nothing lb request answer provide feedback figure1 of 1a force vector acting on a ring attached to the ground is shown in the xyz space together with its x, y, and z components lying on the corresponding positive axes. the ring is located at the origin. force f is located in the first octant. f makes an angle of 60 degrees with its x component and an angle of 45 degrees with its y component. a force vector acting on a ring attached to the ground is shown in the xyz space together with its x, y, and z components lying on the corresponding positive axes. the ring is located at the origin. force f is located in the first octant. f makes an angle of 60 degrees with its x component and an angle of 45 degrees with its y component.

Which law represents the thermodynamic statement of the conservation of energy of a system? a. the fourth law b. the first law c. the second law d. the third law