4. Calculate the temperature of a wire if its resistance is increase to 200 ohm from 150 ohm at 25 degree Celsius. The temperature coefficient of the wire is 0.0225 per degree Celsius. a. 46.28 b. 26.48 c. 84.26 d. NONE OF THE CHOICES Please don't write in a paper. I can't understand handwritten well.

Which of the following equations represents a power relationship? Select one: f =0.005g-4 O b. s=t+4 O c. b= 5.01+7.33c O d. n = 87.3e100m а. ||

1.a. An unintentional electrical path that's conducting current from an ungrounded conductor to a normallynoncurrent-carrying metal raceway would be defined as a groundA. conductor.B. fault.C. electrode.D. interrupter. 1.b. It's important for designers and installers to ensure that equipment ground-fault current paths have________, which will facilitate the tripping of the overcurrent protective device.A. low impedanceB. proper labelingC. high impedanceD. an equilibrium

5. Compute for the individual values and the total values of the voltage, the current, and the resistance of the series circuit here. R, = 100 A VOLTAGE, CURRENT, RESISTANCE, V Vs = 12v R2= 200 R3 =300 6. Draw a series circuit connecting a battery and four resistors with a total resistance of 15 Q. The total current in the circuit should be 3 A. 7. Compute the individual values and the total values of the voltage, the current, and the resistance of the circuit here. IT VOLTAGE, CURRENT, RESISTANCE, 12 V V, = 24v R1 R2 R3 R1=102 R2 200 R3 =300 70 Property of and for the exclusive use of SLU. Reproduction, storing in a retrieval system, distributing, uploading or posting nline, or transmitting in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise of any part of this document, without the prior written permission of SLU, is strictly prohibited. 2021.03.08 09:52

An old light bulb draws only 42.5 W, rather than its original 60.0 W, due to evaporative thinning of its filament. By what factor is the diameter of its filament reduced, assuming uniform thinning along its length? Neglect any effects caused by temperature differences. d/do

1. When air enters the insulated duct depicted in the following figure, it is at 65 °F and 1.2 atm of pressure; when it leaves, it is at 147 °F and just under 1.2 atm of pressure. The resistor receives 0.2 kW of electricity at a time. One can disregard the impacts of kinetic and potential energy. When operating in the steady state condition, a. Calculate the kW-based exergetic destruction rate. b. Design and assess an energy efficiency rating for the heater. Air 1.2 atm 65 °F wwwwwwwwwww Wev = -0.2 kW Insulation 147 °F

128. C- 129. If 130. A 131. A 132. Me 133. A 134. Ma 135. A sp 136. An i Calc 137. If the Find

f. What is true of the voltage inside a solid conductor in electrostatic equilibrium? Choose one! The voltage inside a positively charged conductor increases as one approaches the center. The voltage inside a positively charged conductor decreases as one approaches the center. The voltage inside a conductor must be zero. The voltage inside a conductor is the same everywhere inside and is equal to the voltage at the surface. i. ii. iii. iv. g. What is the voltage difference between an initial point at a distance 4b from the central axis and a final point at the center axis of the metal cylinder? No new calculation should be required.

1. Given the measured value of Vp in the Fig. determine: I. ID II. V os III. V GG Ipss=8 mA Vp=-4 V Vp= 6 V + Vps 12 V 2.2 kN 1 MO 6-VGG