Questions in: Engineering

Right Answer:
The basic principles for instrumentation applied for calibration include:

1. **Accuracy**: Ensuring the instrument measures close to the true value.
2. **Precision**: Consistency of measurements under the same conditions.
3. **Linearity**: The instrument's output should be directly proportional to the input across its range.
4. **Sensitivity**: The ability of the instrument to detect small changes in the measured variable.
5. **Hysteresis**: The difference in readings when the input is increasing versus decreasing.
6. **Repeatability**: The instrument's ability to produce the same output under the same conditions over multiple trials.
7. **Drift**: Monitoring changes in instrument readings over time without any change in the input.

These principles ensure reliable and accurate measurements in calibration processes.

Right Answer:
The minimum reinforcement required for RCC works is typically 0.12% of the cross-sectional area of the concrete for beams and slabs, and 0.15% for columns.

Right Answer:
I would listen to the customer's needs and concerns, provide clear and honest information about our solutions, demonstrate the benefits and value of our services, and build trust through effective communication and follow-up.

Right Answer:
The various load combinations in the Limit State Method typically include:

1. **Dead Load (DL) + Live Load (LL)**
2. **Dead Load (DL) + Live Load (LL) + Wind Load (WL)**
3. **Dead Load (DL) + Live Load (LL) + Earthquake Load (EL)**
4. **Dead Load (DL) + Wind Load (WL)**
5. **Dead Load (DL) + Earthquake Load (EL)**
6. **Dead Load (DL) + Live Load (LL) + Snow Load (SL)**
7. **Dead Load (DL) + Snow Load (SL)**

These combinations ensure that structures can safely withstand various loading scenarios.

Right Answer:
SMART stands for Specific, Measurable, Achievable, Relevant, and Time-bound. SMART instruments are tools or frameworks used in project management to set clear and achievable objectives.

Right Answer:
Viscosity is a measure of a fluid's resistance to flow. It indicates how thick or thin a fluid is.

- The viscosity of grease typically ranges from 100,000 to 1,000,000 cP (centipoise).
- The viscosity of lubricating oil generally ranges from 10 to 100 cP, depending on the specific type and temperature.

Right Answer:
Torque Vector Control in VVVF (Variable Voltage Variable Frequency) Drives is a method that optimizes the performance of electric motors by controlling the torque and speed more precisely. It adjusts the voltage and frequency supplied to the motor to achieve better dynamic response, improved efficiency, and enhanced control over the motor's torque output, allowing for smoother operation and better handling of varying load conditions.

Right Answer:
A control valve is a device that regulates the flow of fluids by varying the size of the flow passage. There are several types of control valves, including:

1. Globe Valves
2. Ball Valves
3. Butterfly Valves
4. Gate Valves
5. Check Valves
6. Diaphragm Valves
7. Pinch Valves

Each type serves different applications and flow control needs.

Right Answer:
A software test engineer is a professional who evaluates and verifies that software applications function correctly, meet requirements, and are free of defects by designing and executing test plans, identifying issues, and ensuring quality before release.

Right Answer:
The main difference between a tube and a pipe is that a pipe is typically used to transport fluids and is measured by its internal diameter, while a tube is used for structural purposes and is measured by its outer diameter.

Right Answer:
For absolute pressure, the span is 125 - (-35) = 160. For normal pressure, the span is 125 - 0 = 125.