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Questions in engineering

[Free] 6) * Lesson Plan and its importance * Weekly Plan and its importance * Difference between lesson plan and weekly plan * How to prepare a lesson plan and weekly plan (Step by step process).

[Free] A project is designed to refurbish the class rooms of B Sc yr 3 of Milton Margai Technical University Congo Cross Campus for 2024/2025 academic year with the following activities and precedence relationship. Activities Predecessor Duration (Days) A - 3 B - 5 C B 2 D A 1 E A 3 F D 6 G D,C 3 Required: a. Construct a NETWORK DIAGRAM to represent the above project activities on a noddle b. Construct a GANTT CHART which will provide an overview of the planned project c. Determine he Shores time necessary to complete the project d. Which activities needs to be completed on time in order to ensure that the project is completed as soon as possible Question 2. a. What is a problem? MMTU Congo Cross Campus is faced with acute sanitation problem; design a sanitation project to address this problem. b. Develop a logframe for this sanitation project with at least two (2) objectives

[Free] When operating a pneumatic torque wrench, Technician A says that the operator must hold the trigger until the socket comes to a stall and stops turning. Technician B says that it is important that the operator keep their hand away from the reaction arm. Who is correct? A) A only B) B only C) Both A & B D) Neither A nor B

[Free] What statement about rudder carrier bearings is true? A. Rudder carrier bearing is only required on ram type steering gears. B. Rudder carrier bearing is not required on rotary vane type steering gears. C. Rudder carrier bearing is only required on ram type steering gears. D. Rudder carrier bearing is only required on rotary vane type steering gears.

[Free] 8. The proportioning method that uses the pressure of the stream to induct, or draft, foam concentrate into the A. injection B. induction C. premixing D. batch mixing 9. When finished foam is applied, it is white. Which answer below best describes the particular benefit from this A. Vapor suppression B. Radiant heat reflectivity C. Increased wetting capability D. Rapid fuel cooling 10. Which of the following foam delivery systems operates using the Venturi principle? A. Injection systems B. Induction

[Free] What is your actual subcooling when your ambient temperature is 88 degrees, you have an R410A system, head pressure is 305 psig, and liquid line temperature is 88 degrees?

[Free] NFPA 1001 FIREFIGHTING FOAMS EXAMINATION Please answer the following test questions: 1. Choose the answer below that is exclusively designed for generating high-expansion foam. A. Solid bore nozzles B. Mechanical blower generators C. Air-aspirating foam nozzle D. Water aspirating nozzles 2. A foam with an expansion rate above 200 and up to 1000:1, is used primarily on which of the below events? A. Class C Fires B. Pressurized gas fires C. Confined space fires D. Class D fires 3. Foam ______ flammable liquids. A. has a lower density than B. has a higher density than C. has about the same density as

[Free] 1. A D-region in a reinforced concrete member is defined as a portion a) Where strain varies linearly through the depth b) Within a distance equal to the member height *h* from a discontinuity c) Governed by St. Venant's principle d) With uniform stress distribution 2. Which statement about bottle-shaped struts is false? a) They require transverse reinforcement to control splitting cracks b) Their effective strength *fce* uses *βs* = 0.75 c) They have uniform width along their length d) They are idealized with a 1:2 taper at ends 3. A nodal zone resisting three compressive forces is classified as a) C-C-C node b) C-C-T node c) C-T-T node d) T-T-T node 4. The effective compressive strength *fce* for a bottle-shaped strut with transverse reinforcement is a) 0.85 × 0.60 *f'c* b) 0.85 × 0.75 *f'c* c) 0.85 × 1.0 *f'c* d) 0.85 × 0.80 *f'c* 5. For deep beams, the minimum horizontal reinforcement *Avh* must satisfy a) *Avh* ≥ 0.0025 *bws* b) *Avh* ≥ 0.0015 *bws*^2 c) *Avh* ≥ 0.003 *bws* d) *Avh* ≥ 0.83 *f'c* *bwd* 6. If the anchorage length of a tie exceeds the extended nodal zone, the ACI Code requires a) Increasing the strut width b) Using hooks, mechanical anchors, or extending the bar c) Reducing the concrete strength d) Ignoring the anchorage requirement 7. A hydrostatic nodal zone is designed to ensure a) Equal compressive stresses on all faces b) Maximum tensile stress at the node c) Minimal use of reinforcement d) Zero strain compatibility 8. According to ACI Code 11.8.3, the maximum nominal shear strength *Vn* for a deep beam is a) 0.83 *f'c* *bwd* b) 1.1 *f'c* *bwd* c) 0.17 *f'c* *bwd* d) 0.75 *f'c* *bwd* 9. Transverse reinforcement in bottle-shaped struts is primarily used to a) Increase axial load capacity b) Resist longitudinal splitting due to spreading compression c) Reduce nodal zone dimensions d) Replace tension ties 10. An efficient strut-and-tie model prioritizes a) Maximizing the number of tension ties b) Minimizing energy by using stiff compression paths c) Uniform nodal zone sizes

[Free] Technician A says torque-to-yield bolts are often one-time-use fasteners. Technician B says that torque-to-yield bolts will usually have a tightening specification that calls for a certain torque, and then a number of degrees further. Who is correct? A) A only B) B only C) Both A & B D) Neither A nor B

[Free] What is a sensory indication of a refrigerant leak? A. Water pooling below the condenser coil B. A strong odor around the components C. Oil residue around a fitting or mechanical joint D. Frost around a fitting or mechanical joint