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The image contains questions related to electrical measurements from an exam. Here's a breakdown of the key questions:

### 1. (a) Define each of the following with respect to measurements:
   - (i) **Resolution**
   - (ii) **Dimensions**

   (b) **Derive, from first principles, the dimensional equation for capacitance** in the C.G.S. electrostatic units. 

   (c) (i) **State the units for the following electrical quantities:**
   - I. Electric flux density
   - II. Electric field strength
   - III. Magnetomotive force

   (ii) **Write the physical equations for the following mechanical quantities:**
   - I. Momentum
   - II. Torque
   - III. Stiffness

### 2. (a) (i) **State two ways of minimizing observational errors** in measurements.

   (ii) **With the aid of a labeled diagram, describe the operation of a thermocouple ammeter.**

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Would you like help with a specific question or explanation on any of these topics?

### Related Questions:
1. How does the concept of resolution affect measurement accuracy?
2. What are the main differences between capacitance in SI units and C.G.S. units?
3. How is electric flux density related to electric field strength?
4. What is the relationship between torque and stiffness in mechanical systems?
5. How does the construction of a thermocouple improve its measurement accuracy?

### Tip:
When minimizing observational errors, always ensure proper calibration of instruments and consistent measurement techniques to avoid biases.

The image contains questions related to electrical measurements from an exam.

This page covers advanced questions on electrical measurements, including the derivation of capacitance in c.g.s. units, units for electric quantities like flux density and field strength, and physical equations for mechanical quantities such as momentum and torque. Learn how to minimize observational errors and understand the workings of a thermocouple ammeter.

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