Question

Machine Layout

A muff coupling is connecting two shafts. The torque involved is 650N-m. The shaft diameter is 45mm with length and height of the key being 14mm and 80mm respectively. Find the compressive stress induced in the key.
a) 70.1 N/mm²
b) 51.6N/mm²
c) 45.5N/mm²
d) None of the listed

0 0
Add a comment Improve this question
Answer #1

Answer: b
Explanation: σ=4M/dhl.

answered by: eleirose3377
Add a comment
Know the answer?
Add Answer to:
Machine Layout
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • Machine Layout

    A muff coupling is connecting two shafts. The torque involved is 650N-m. The shaft diameter is 45mm with length and breadth of the key being 14mm and 80mm respectively. Find the shear stress induced in the key.a) 30.2N/mm²b) 25.8N/mm²c) 34.4N/mm²d) None of the listed

  • Machine Layout

    If 8 bolts are emplaced in a clamp coupling with shaft diameter 80mm d, calculate the diameter of each bolt if coefficient of friction is 0.3 and torque transmitted is 4000N-m. Permissible tensile stress is 80N/mm².a) 27mmb) 25mmc) 23mmd) 21mm

  • Machine Layout

     If 8 bolts are emplaced in a clamp coupling with shaft diameter 80mm d, calculate the tensile force on each bolt if coefficient of friction is 0.3 and torque transmitted is 4000N-m.a) 51234.4Nb) 45968.3Nc) 41666.7Nd) None of the listed

  • It is required to design a square key for fixing gear on a shaft of 50 mm diameter. 14 KW power a...

    It is required to design a square key for fixing gear on a shaft of 50 mm diameter. 14 KW power at 317 rps is transmitted from the shaft to the gear. Determine the applied Torque in N-m It is required to design a key for fixing gear on a shaft of 50 mm diameter. It is required that 15 kW power at 720 rpm is to be transmitted from the shaft to the gear. The yield strength of the...

  • A portion of a shaft where a gear is to be mounted has diameter of 50...

    A portion of a shaft where a gear is to be mounted has diameter of 50 mm. The gear transmits 335 N-m of torque. The shaft is to be made of SAE 1040 cold-drawn steel. The gear is made from SAE 8650 OQT 1000 steel The width of the hub of the gear mounted at this location is 45 mm. Design the key. The standard key dimension for a 50-mm-diameter shaft would be 14mm '9 mm Q-1 a rectangular. Material...

  • Machine Design

    A machine vice whose length of the handle is 150mm and the coefficient of friction for thread and collar are 0.15 and 0.17 respectively has a force applied at handle of 125N. Also the outer and inner diameters of collar are 55mm and 45mm respectively. Find the screw torque in terms of clamping force W if nominal diameter=22mm and pitch=5mm.a) 3.567W N-mmb) 2.286W N-mmc) 3.564W N-mmd) None of the mentioned

  • Machine Layout

     Calculate the shaft diameter on rigidity basis if torsional moment is 196000N-mm, length of shaft is 1000mm. Permissible angle of twist per meter is 0.5’ and take G=79300N/mm².a) None of the listedb) 41.2mmc) 35.8mmd) 38.8mm

  • Machine Layout

    Determine the length of kennedy key required to transmit 1200N-m and allowable shear in the key is 40N/mm². The diameter of shaft and width of key can be taken as 40mm and 10mm respectively.a) 49mmb) 36mmc) 46mmd) 53mm

  • Problem 1 (25 Points) Two solid steel (6-80 GPa) shafts are connected by the gears shown. Shaft (1) has a diameter of 45 mm, and shaft (2) has an outside diameter of 55 mm and wall thickness 4 mm...

    Problem 1 (25 Points) Two solid steel (6-80 GPa) shafts are connected by the gears shown. Shaft (1) has a diameter of 45 mm, and shaft (2) has an outside diameter of 55 mm and wall thickness 4 mm. Assume that the bearings shown allow free rotation of the shafts. If a 400 N-m torque is applied at gear D, determine (a) the maximum shear stress magnitudes in each shaft. (b) the angles of twist ф, and ф (c) the...

  • The preliminary design of a large shaft connecting a motor to a generator calls for the...

    The preliminary design of a large shaft connecting a motor to a generator calls for the use of a hollow shaft with inner and outer diameters of 100 mm and 150 mm, respectively. Knowing that the allowable shearing stress is 85 MPa, determine the maximum torque which may be transmitted a) By the hollow shaft as designed (5) b) By a solid shaft of the same weight and length (8) c) By a hollow shaft of the same weight and...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
Active Questions
ADVERTISEMENT