Aluminum Has a Resistivity of 2

question 74

Multiple Choice

Aluminum has a resistivity of 2.65 × 10⁻⁸ Ω × m. What is the resistance of 15 m of aluminum wire with cross-sectional area 1.0 mm²?

• A) 1.6 Ω
• B) 0.40 Ω
• C) 0.13 Ω
• D) 1.3 × 10² Ω
• E) 56 Ω

Identify different structural groups and their impact on NMR spectrum.

Predict the number of signals in NMR spectrum for different organic compounds.

Understand the concept of chemical shift and its relevance to structure determination.

Explain the relationship between nuclear spin states and the magnetic field.

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