IS 17900 (Part 2) Applications for Lifts Quiz

Questions and Answers

What is the focus of the components listed in the document?

Structure and units (correct)

Data storage techniques

Network security measures

Communication protocols

Which of the following is NOT mentioned as a requirement in the components?

Redundancy

Device compatibility (correct)

Sequence

I/O units

What aspect does the document emphasize regarding the detection of components?

Aesthetic design

User satisfaction

Cost-effectiveness

Redundancy considerations (correct)

Which term is associated with the components based on the provided content?

Failures Signup and view all the answers

Which of the following components deals with the sequence aspect mentioned?

I/O systems Signup and view all the answers

What type of memory ranges are mentioned as variable in IS 17900 (Part 2) : 2022?

Variable memory ranges Signup and view all the answers

Which clause talks about interrupts according to IS 17900 (Part 2) : 2022?

Clause about interrupts Signup and view all the answers

What is one of the requirements mentioned in IS 17900 (Part 2) : 2022?

Program requirements Signup and view all the answers

Which of the following measures is NOT indicated in the document?

Performance evaluation Signup and view all the answers

What type of applications are primarily referenced in IS 17900 (Part 2) : 2022?

Lifts (PESSRAL) Signup and view all the answers

Which of the following best describes invariant memory ranges in the context of IS 17900?

Memory areas that remain constant Signup and view all the answers

Which component is mentioned without any specific requirements?

Error handling Signup and view all the answers

What is a common focus within the requirements of IS 17900 (Part 2)?

Memory ranges and management Signup and view all the answers

What is the primary consideration mentioned for detection in I/O units?

Input and output safety Signup and view all the answers

Which of the following components is not specifically mentioned as part of the measures?

User interfaces Signup and view all the answers

What type of memory is mentioned in the context of measures?

ROM Signup and view all the answers

Which of the following describes a key component mentioned in the content?

Input/output safety considerations Signup and view all the answers

In the measures, how are the components primarily categorized?

By function Signup and view all the answers

What is a characteristic of invariant memory ranges?

They are not subject to change. Signup and view all the answers

Which of these is considered a measure that must be taken into account?

Code safety measures Signup and view all the answers

Which of the following does not form part of the measures outlined in the content?

Ensuring hardware compatibility Signup and view all the answers

What is the main focus of the variable memory in this context?

To handle a range of variables Signup and view all the answers

In the context of bending stress, which equation is associated with combined stress?

$F = M × gn + Fp$ Signup and view all the answers

How is the position of the car door represented in the mathematical expressions?

By the variables xi and yi Signup and view all the answers

Which term correctly represents the method to calculate traction?

$T2 = MSRcwt imes gn$ Signup and view all the answers

What is the purpose of a test pattern (model) in this context?

To provide a framework for testing Signup and view all the answers

Which factor is involved in calculating buckling according to the context?

Load distribution Signup and view all the answers

What does the symbol $Fv$ represent in the context of loads?

Vertical load component Signup and view all the answers

How is the center of the car door denoted in the calculations?

By the index i Signup and view all the answers

What is the significance of using Key terms in the equations provided?

To standardize calculations Signup and view all the answers

In calculating combined stress, what does the variable 'm' represent?

Moment Signup and view all the answers

What is indicated by the value of 'N' when calculating Nequiv?

The number of load applications Signup and view all the answers

Which variable is not mentioned in the calculation of guide rails?

Z Signup and view all the answers

An essential factor to consider in flange bending calculations is?

Material properties Signup and view all the answers

What do the indices (1, 2, 3, 4) refer to in the calculation of car doors?

Points along the door Signup and view all the answers

Study Notes

Applications for Lifts (PESSRAL)

Inclusion of variable and invariant memory ranges in requirements for lift applications.
Emphasis on memory management, interrupt handling, and program control measures.

Components and Requirements

Clear identification of components including structure, I/O units, and redundancy.
Requirements focus on the detection of faults within structures and units with due redundancy consideration.

Memory Ranges

Different categories for memory handling: variable and invariant ranges.
Specific measures for code safety and test patterns in programming.

Calculation of Guide Rails

Definition of positional variables: C (car center), S (suspension), Q (car door position).
Use of specific equations to calculate the positions of various components involved in lift design.

Stress Calculations

Focus on bending stress and combined stress assessment during normal operations.
Application of formulas for calculating stresses including Flange Bending and effects of loading.

Traction Calculation

Example provided for traction assessment including variables such as weight and gravitational force.

Nequiv Calculations

Illustrative examples provided for determining equivalent numbers related to lift performance specifications.
Mention of angles and ratios critical in effective lift calculations.

Annex Summaries

Multiple informative annexes offer examples and key concepts relevant to lift design, maintenance, and operational safety.
Emphasis on ensuring safety standards through detailed measurement and analysis.

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Description

Test your knowledge on the normative applications for lifts as specified in IS 17900 (Part 2) : 2022. This quiz covers key clauses and measures related to lift standardization. Perfect for engineers and those in the construction industry to ensure compliance with current regulations.