Principles and Practice of Engineering (PE) – Industrial and Systems Engineering
अपनी गति से अभ्यास सवाल हल करके Principles and Practice of Engineering (PE) – Industrial and Systems Engineering की समझ बढ़ाएँ।
एक नमूना सवाल आज़माएँपरीक्षा का परिचय और विवरण
The Principles and Practice of Engineering (PE) - Industrial and Systems Engineering exam is a licensure examination administered by NCEES that assesses a candidate's competence to practice as a professional engineer in the industrial and systems engineering discipline. The exam consists of 124 questions delivered in a computer-based format, covering eight core knowledge areas: Engineering Economics, Facilities and Environmental Engineering, Human Factors, Industrial Management, Manufacturing and Production Systems, Modeling and Computation, Probability and Statistics, and Work Design. It is designed for engineers who have completed an accredited engineering degree, gained qualifying work experience under a licensed PE, and are ready to demonstrate the breadth and depth of their professional knowledge. Candidates typically include practicing industrial engineers, systems engineers, operations analysts, manufacturing engineers, and consultants seeking licensure to enhance their professional standing, meet state regulatory requirements, or pursue advanced career opportunities. Passing the exam signifies that the candidate has met a rigorous standard of engineering competence and is prepared to assume responsible charge of engineering work. The exam tests both theoretical understanding and practical application, requiring candidates to solve real-world problems that reflect the complexity and interdisciplinary nature of industrial and systems engineering practice.
नमूना प्रश्न
अभ्यास कैसे काम करता है, यह जानने के लिए एक उत्तर चुनें और व्याख्या देखें।
An engineer is preparing to take the PE Industrial and Systems exam. How much total time is allotted for the exam, including the tutorial and optional scheduled break?
A manufacturing plant calculates Overall Equipment Effectiveness (OEE) for a machine. During the measurement period, the machine was down for maintenance for 8 hours, but this maintenance was not scheduled. How should the 8 hours of maintenance downtime be treated in the OEE calculation?
An engineer is working with a power series that converges for all x in the interval (-1, 1). They need to integrate the series term by term from x = 0 to x = 0.5. Which condition must be satisfied for this term-by-term integration to be valid?
सही उत्तर A है। एक पावर सीरीज़ को टर्म‑बाय‑टर्म इंटीग्रेट किया जा सकता है यदि इंटीग्रेशन की सीमाएँ सीरीज़ के कन्वर्जेन्स इंटरवल के भीतर हों। चूँकि 0 और 0.5 दोनों (-1, 1) के भीतर हैं, इसलिए इंटीग्रेशन वैध है।
A manufacturing engineer is evaluating noise exposure for workers near a stamping press that produces brief, high-intensity impact sounds. According to OSHA occupational noise exposure standards, what is the maximum permissible peak sound pressure level for impulsive or impact noise?
OSHA का व्यावसायिक शोर एक्सपोज़र मानक (29 CFR 1910.95) निर्दिष्ट करता है कि इम्पल्सिव या इम्पैक्ट शोर के संपर्क को 140 dB पीक साउंड प्रेशर लेवल से अधिक नहीं होना चाहिए। यह सीमा बहुत उच्च-तीव्रता, कम अवधि वाले ध्वनियों के तत्काल हानिकारक प्रभावों से कामगारों की रक्षा करने के लिए है। अन्य विकल्प गलत हैं: 85 dB 8‑घंटे के समय‑वजनित औसत के लिए एक्शन लेवल है (जिससे हियरिंग कंजरवेशन प्रोग्राम की आवश्यकता होती है), 90 dB 8‑घंटे के समय‑वजनित औसत के लिए अनुमत एक्सपोज़र लिमिट है, और 115 dB 15‑मिनट के एक्सपोज़र के लिए अधिकतम अनुमत सतत ध्वनि स्तर है, न कि इम्पैक्ट शोर के लिए पीक लिमिट।
A queuing system has a mean arrival rate of 10 customers per hour and a mean service rate of 12 customers per hour. Using Little's Law, what is the expected number of customers in the system if the expected waiting time in the system is 0.5 hours?
Little's Law बताता है कि सिस्टम में अपेक्षित इकाइयों की संख्या (L) औसत आगमन दर (λ) गुणा सिस्टम में अपेक्षित प्रतीक्षा समय (W) के बराबर होती है। यहाँ, λ = 10 customers per hour और W = 0.5 hours, इसलिए L = 10 × 0.5 = 5। विकल्प B (6) गलत तरीके से सेवा दर को आगमन दर के स्थान पर उपयोग करता है। विकल्प C (10) आगमन दर है, न कि सिस्टम में संख्या। विकल्प D (12) सेवा दर है, जिसे इस गणना में उपयोग नहीं किया जाता।