Determine the current through R2 using the superposition theorem. Assume VS1= {V1} V , VS2= {V2} V , R1= {R1} kΩ , R2= {R2} kΩ , R3= {R3} kΩ I2 = __________ mA (The unit of the answer is [mA]. Do NOT type the unit when you type your answer)

A wye (Y) circuit is converted to a delta (Δ) circuit, as illustrated above. Assume R1 = {R1} kΩ , R2 = {R2} kΩ , R3 = {R3} kΩ. The value of RB is:   RB = __________ kΩ (The unit of the answer is [kΩ]. Do NOT type the unit when you type your answer)

Assume IS= {IS} mA , R1= {R1} kΩ , R2= {R2} kΩ , R3= {R3} kΩ For Thevenin’s equivalent circuit between points A and B (as seen by RL), the value of RTH is RTH = __________ kΩ (The unit of the answer is [kΩ]. Do NOT type the unit when you type your answer)

In which layer of the geosphere is the asthenosphere found?

Assume VS= {VS} V , R1= {R1} kΩ , R2= {R2} kΩ , R3= {R3} kΩ For Norton’s equivalent circuit between points A and B (as seen by RL), the value of RN is RN = __________ kΩ (The unit of the answer is [kΩ]. Do NOT type the unit when you type your answer)

During an earthquake, the unconsolidated sand layer shown could cause huge damage as a result of

Corundum (Al2O3) is a colorless, nonmetallic mineral with a hardness of 9 and specific gravity near 4.0. Predict what will happen if an impurity such as chromium mixes in with the corundum before it crystallizes.

Using complete sentences and proper grammar explain: what the fundamental difference is between an explosive and an effusive eruption? (2 pts) And what variables are important in determining whether a volcano “flows” or “blows”? (2 pts) (Note: consider the point value on this question when writing your answer).

Unlike the lithosphere, the asthenosphere

Regarding the Glucostatic Theory . . . How do the following influence Glucose levels and at what phase do they appear more prominent (absorptive vs. fasting)? Insulin Glucagon