Question 1

Calculate the tension in the rope of pulley C.

Accepted Answer

A) 6778.3n and 7765.3n 
B) 5948.15n and 2288.75n 
C) 5468.4n ad 8678.3n 
D) none of the listed 
A) 6778.3n and 7765.3n 
B) 5948.15n and 2288.75n 
C) 5468.4n ad 8678.3n 
D) none of the listed B

Question 2

Which of the following can be the factor of safety for shock loading?

Accepted Answer

A) 11 
B) 13 
C) 4 
D) 7 
A) 11 
B) 13 
C) 4 
D) 7 B

Question 3

A maximum of how many roads may be connected using a knuckle joint?

Accepted Answer

A) 2 
B) 3 
C) 4 
D) 5 
A) 2 
B) 3 
C) 4 
D) 5 B

Question 4

Which of the following is the numerator of factor safety formula?

Accepted Answer

A) working stress 
B) shear stress 
C) tensile stress 
D) ultimate stress 
A) working stress 
B) shear stress 
C) tensile stress 
D) ultimate stress

Question 5

If bending moment on point B in horizontal plate is M and in vertical plane is m, then the net bending moment at point B is?

Accepted Answer

A) m 
B) m. 
C) m+m 
D) ?m²+m² 
A) m 
B) m. 
C) m+m 
D) ?m²+m²

Question 6

Residual stresses are always added in the load stresses and hence are always harmful.

Accepted Answer

A) True 
 B)False

Question 7

All type of stresses vanishes after as soon as the applied load is removed.

Accepted Answer

A) True 
 B)False

Question 8

What can understand by the factor of safety equal to one?

Accepted Answer

A) it means that the structure will fail under load 
B) it means that the structure will only support the actual load 
C) it means that the structure will support more than the actual load 
D) there is no relation between factor safety and load application 
A) it means that the structure will fail under load 
B) it means that the structure will only support the actual load 
C) it means that the structure will support more than the actual load 
D) there is no relation between factor safety and load application

Question 9

Refer to fig 1. Two plates are fastened by means of two bolts. The yield strength of bolt is 400N/mm² and factor of safety is 4. Determine the size of the bolts.

Accepted Answer

A) 8mm 
B) 9mm 
C) 10mm 
D) 11mm 
A) 8mm 
B) 9mm 
C) 10mm 
D) 11mm

Question 10

Solid shafts are used in epicyclic gearboxes.

Accepted Answer

A) True 
 B)False

Question 11

What is a safe factor of failure for a component which on failure can result in financial loss or serious injury?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
A) 1 
B) 2 
C) 3 
D) 4

Question 12

Determine the size of the bolts if yield strength of bolt is 400N/mm² and factor of safety is 4. The bolts are equidistant having separated by 60mm and the margin to the left and right is 25mm. Also P=5kN acts at a distance of 200mm from the channel.

Accepted Answer

A) 14.34mm 
B) 13.44mm 
C) 15.44mm 
D) 12.66mm 
A) 14.34mm 
B) 13.44mm 
C) 15.44mm 
D) 12.66mm

Question 13

The strength of hollow shaft is more than the strength of solid shaft of same weight.

Accepted Answer

A) True 
 B)False

Question 14

Does ASME Standard take into consideration shock and fatigue factors?

Accepted Answer

A) True 
 B)False

Question 15

Which bolt is under maximum shear stress?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) all are under equivalent shear stress 
A) 1 
B) 2 
C) 3 
D) all are under equivalent shear stress

Question 16

Design factor for most aircraft structures is 2.

Accepted Answer

A) True 
 B)False

Question 17

1816mm and radius of centroidal axis is 100mm, then find the bending stress at inner fibre whose radius is 50mm. Area of cross section of beam is 7200mm² and the beam is loaded with 100kN of load.

Accepted Answer

A) 97.3 
B) 95.8 
C) 100.6 
D) none of the mentioned 
A) 97.3 
B) 95.8 
C) 100.6 
D) none of the mentioned

Question 18

A knuckle joint is unsuitable for two rotating shafts, which transmit torque

Accepted Answer

A) True 
 B)False

Question 19

Factor of safety is used to find out the reliability of the design.

Accepted Answer

A) True 
 B)False

Question 20

If yielding strength=400N/mm², the find the permissible shear stress according to ASME standards.

Accepted Answer

A) 72 n/mm² 
B) 76 n/mm² 
C) 268 n/mm² 
D) 422 n/mm² 
A) 72 n/mm² 
B) 76 n/mm² 
C) 268 n/mm² 
D) 422 n/mm²

Calculate the tension in the rope of pulley C.

Which of the following can be the factor of safety for shock loading?

A maximum of how many roads may be connected using a knuckle joint?

Which of the following is the numerator of factor safety formula?

If bending moment on point B in horizontal plate is M and in vertical plane is m, then the net bending moment at point B is?

Residual stresses are always added in the load stresses and hence are always harmful.

All type of stresses vanishes after as soon as the applied load is removed.

What can understand by the factor of safety equal to one?

Refer to fig 1. Two plates are fastened by means of two bolts. The yield strength of bolt is 400N/mm² and factor of safety is 4. Determine the size of the bolts.

Solid shafts are used in epicyclic gearboxes.

What is a safe factor of failure for a component which on failure can result in financial loss or serious injury?

Determine the size of the bolts if yield strength of bolt is 400N/mm² and factor of safety is 4. The bolts are equidistant having separated by 60mm and the margin to the left and right is 25mm. Also P=5kN acts at a distance of 200mm from the channel.

The strength of hollow shaft is more than the strength of solid shaft of same weight.

Does ASME Standard take into consideration shock and fatigue factors?

Which bolt is under maximum shear stress?

Design factor for most aircraft structures is 2.

1816mm and radius of centroidal axis is 100mm, then find the bending stress at inner fibre whose radius is 50mm. Area of cross section of beam is 7200mm² and the beam is loaded with 100kN of load.

A knuckle joint is unsuitable for two rotating shafts, which transmit torque

Factor of safety is used to find out the reliability of the design.

If yielding strength=400N/mm², the find the permissible shear stress according to ASME standards.

Mechanical Engineering

Joints and Joining Techniques

Bonding Theory, Springs, and Flywheels

Mechanical Engineering Bearings and Gears

Mechanical Engineering Gears, Lubrication, Welding, Stress, and Design

Mechanical Engineering Shafts, Keys, and Joints

Mechanical Engineering : Punching Vs Drilling, Casting Sands, Leaf Springs

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Exam 2: Engineering Design and Analysis

Calculate the tension in the rope of pulley C.

Which of the following can be the factor of safety for shock loading?

A maximum of how many roads may be connected using a knuckle joint?

Which of the following is the numerator of factor safety formula?

If bending moment on point B in horizontal plate is M and in vertical plane is m, then the net bending moment at point B is?

Residual stresses are always added in the load stresses and hence are always harmful.

All type of stresses vanishes after as soon as the applied load is removed.

What can understand by the factor of safety equal to one?

Refer to fig 1. Two plates are fastened by means of two bolts. The yield strength of bolt is 400N/mm² and factor of safety is 4. Determine the size of the bolts.

Solid shafts are used in epicyclic gearboxes.

What is a safe factor of failure for a component which on failure can result in financial loss or serious injury?

Determine the size of the bolts if yield strength of bolt is 400N/mm² and factor of safety is 4. The bolts are equidistant having separated by 60mm and the margin to the left and right is 25mm. Also P=5kN acts at a distance of 200mm from the channel.

The strength of hollow shaft is more than the strength of solid shaft of same weight.

Does ASME Standard take into consideration shock and fatigue factors?

Which bolt is under maximum shear stress?

Design factor for most aircraft structures is 2.

1816mm and radius of centroidal axis is 100mm, then find the bending stress at inner fibre whose radius is 50mm. Area of cross section of beam is 7200mm² and the beam is loaded with 100kN of load.

A knuckle joint is unsuitable for two rotating shafts, which transmit torque

Factor of safety is used to find out the reliability of the design.

If yielding strength=400N/mm², the find the permissible shear stress according to ASME standards.

Mechanical Engineering

Joints and Joining Techniques

Bonding Theory, Springs, and Flywheels

Mechanical Engineering Bearings and Gears

Mechanical Engineering Gears, Lubrication, Welding, Stress, and Design

Mechanical Engineering Shafts, Keys, and Joints

Mechanical Engineering : Punching Vs Drilling, Casting Sands, Leaf Springs

Filters