NivaarExam Prep

22-Mec-B1 Advanced Machine Design

Worked solutions to 13 past sittings (2013–2019), 78 questions. Pick a sitting, or start from a topic below.

Topics across the sittings

Topics that come up in more than one sitting, taken from the headings of our worked solutions. A topic counts once per sitting.

Questions by sitting

December 2019

  1. Question 1: Short-answer theory — green design, hollow shafts, principal stresses
  2. Question 2: Overhung diving board — impact loading, principal stress and safety factor
  3. Question 3: Single-surface disk clutch — uniform-wear design and transmitted power
  4. Question 4: Notched bar in axial fatigue — notch factor, stresses and infinite-life margin
  5. Question 5: Double short-shoe external drum brake — torque, actuating force and self-locking
  6. Question 6: Twin Acme power screws raising a sluice gate — torque, speed and power

December 2018

  1. Question 1: Short-answer theory — plane strain, green design, hollow shafts, journal films
  2. Question 2: Overhung diving board — impact loading, principal stress and safety factor
  3. Question 3: Rotating shaft with an overhung load — fatigue diameter and deflections
  4. Question 4: Single short-shoe external drum brake — torque, actuating force and self-locking
  5. Question 5: Single-surface disk clutch — uniform-wear design and transmitted power
  6. Question 6: Twin Acme power screws raising a sluice gate — torque, speed and power

May 2018

  1. Question 1: Short-Answer Concepts
  2. Question 2: Overhung Rotating Shaft — ASME-Elliptic Fatigue Design
  3. Question 3: Double Short-Shoe External Drum Brake
  4. Question 4: Journal Bearing Sized by No-Load (Petroff) Power Loss
  5. Question 5: Bolted Pressure-Vessel Cylinder Head
  6. Question 6: Twin Acme Power Screws Raising a Sluice Gate

December 2017

  1. Question 1: Short-answer concepts
  2. Question 2: Overhung Diving Board — Impact Stress and Safety Factor
  3. Question 3: Single-surface disk clutch
  4. Question 4: Journal Bearing Sized by No-Load (Petroff) Loss
  5. Question 5: Single short-shoe drum brake
  6. Question 6: Bolted Tension Joint — Bolt Size, Preload and Safety Factors

May 2017

  1. Question 1: Short-answer concepts
  2. Question 2: Stepped shaft — maximum deflection & critical speed
  3. Question 3: Single-surface disk clutch
  4. Question 4: Notched bar — axial fatigue
  5. Question 5: Single short-shoe drum brake
  6. Question 6: Twin Acme power screws — sluice gate

December 2016

  1. Question 1: Short-Answer Set — Proof Stress, Hollow Shafts, Mean Stress & Biaxial Yield
  2. Question 2: Overhung Diving Board — Impact Stress and Safety Factor
  3. Question 3: Double Short-Shoe External Drum Brake
  4. Question 4: Stepped Round Shaft — Maximum Deflection and Critical Speed
  5. Question 5: Overhung Rotating Shaft — Fatigue Diameter and Deflection
  6. Question 6: Bolted Tension Joint — Bolt Size, Preload and Safety Factors

May 2016

  1. Question 1: Short-Answer Set — Green Design, Shafts, Bearings & Yield Criteria
  2. Question 2: Twin Acme Power Screws Raising a Sluice Gate
  3. Question 3: Simply Supported Round Beam — Reactions, SFD/BMD, Bending Stress
  4. Question 4: Single-Surface Disk Clutch Design (Uniform Wear)
  5. Question 5: Rotating Shaft — Fatigue Diameter and Deflections
  6. Question 6: Notched Bar in Axial Fatigue

May 2015

  1. Question 1: Short-Answer Concepts
  2. Question 2: Bolted-Joint Design — Size, Preload and Safety Factors
  3. Question 3: Stepped Shaft — Maximum Deflection and Critical Speed
  4. Question 4: Journal Bearing Sized by No-Load (Petroff) Power Loss
  5. Question 5: Overhung Diving Board — Largest Principal Stress under Impact
  6. Question 6: Double Short-Shoe External Drum Brake

December 2014

  1. Question 1: Short-Answer Concepts
  2. Question 2: Overhung Diving Board under Impact
  3. Question 3: Bolted Pressure-Vessel Head
  4. Question 4: Journal Bearing Sized by No-Load (Petroff) Loss
  5. Question 5: Single-Surface Disk Clutch (Uniform Wear)
  6. Question 6: Single Short-Shoe External Drum Brake

May 2014

  1. Question 1: Short-Answer Concepts
  2. Question 2: Two-Gear Shaft — Fatigue Diameter & Deflection
  3. Question 3: Stepped Shaft — Deflection & Critical Speed
  4. Question 4: Journal Bearing — Petroff No-Load Sizing
  5. Question 5: Single-Surface Disk Clutch (Uniform Wear)
  6. Question 6: Double Short-Shoe External Drum Brake

December 2013

  1. Question 1: Short-Answer Concepts
  2. Question 2: Stepped Shaft — Deflection and Critical Speed
  3. Question 3: Bolted-Joint Design and Optimum Preload
  4. Question 4: Journal Bearing Sized by No-Load (Petroff) Friction
  5. Question 5: Overhung Diving Board — Impact Stress
  6. Question 6: Single Short-Shoe Drum Brake

May 2013

  1. Question 1: Short-answer fundamentals
  2. Question 2: Overhung diving board — impact stress and safety factor
  3. Question 3: Two-gear shaft — fatigue diameter and deflection
  4. Question 4: Journal bearing sized by no-load (Petroff) power loss
  5. Question 5: Bolted cylinder-head joint — preload and bolt grade
  6. Question 6: Short-shoe external drum brake — torque, actuation, self-locking

Undated paper

  1. Question 1: Short-answer set — proof stress, hollow shafts, plane-strain constraint, journal-bearing film
  2. Question 2: Stepped shaft — maximum deflection and fundamental critical speed
  3. Question 3: Single-surface disk clutch designed on uniform wear
  4. Question 4: Simply supported round beam with a point load, a concentrated couple and a triangular load
  5. Question 5: Single short-shoe drum brake — torque, actuating force and the self-locking condition
  6. Question 6: Twin Acme power screws raising a sluice gate — torque, speed and power