TEXTBOOK QUESTIONS 4 of 5
A series circuit contains the following values of resistors:
R1 = 510 ohms
R2 = 680 ohms
R3 = 390 ohms
R4 = 750 ohms
Assume a source voltage of 48 V. Use the general voltage divider formula to calculate the voltage drop across each resistor. The formula and an example
E1 =
V
E2 =
V
E3
E4 =
V

Ahouse has the following electrical appliance usage (1) single 40w lamp used for 4 hours per day (2) single 60w fan used for 12 hours per day (3) single 200w refrigerator that runs 24 hours per day with compressor run 12 hours and off 12 hours find the solar power inverter size in watt with correction factor of 1.25.

What difference(s) did you notice using a pneumatic circuit over hydraulic circuit. explain why the pneumatic piston stumbles when it hits an obstacle.

Athin walled concentric tube exchanger is used to cool engine oil from 160°c to 60°c with water that is available at 25°c acting as a coolant. the oil and water flow rates are each at 2 kg/s, and the diameter of the inner tube is 0.5 m and the corresponding value of the overall heat transfer coefficient is 250 w/m2. oc. how long must the heat exchanger be to accomplish the desired cooling? cpwater=4.187 kj/kg-candcpengine el=2.035 kj/kg·°c, oil . 120]