Exercise: Machine Design

Questions for: Machine Design

Which of the following statement is wrong for a connecting rod ?
A:
The connecting rod will be equally strong in buckling about X-axis and Y-axis, if Ixx = 4 Iyy
B:
If Ixx > 4Iyy., the buckling will occur about Y-axis
C:
If Ixx < 4Iyy., the buckling will occur about X-axis
D:
The most suitable section for the connecting rod is T-section
Answer: D
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When the effort is in between the fulcrum and load, the lever is said to be of third type.
A:
Correct
B:
Incorrect
C:
D:
Answer: A
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A basic shaft is one whose
A:
lower deviation is zero
B:
upper deviation is zero
C:
lower and upper deviations are zero
D:
none of these
Answer: B
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The Lewis equation for gear tooth with involute profile predicts the static load capacity of cantilever beam of uniform strength.
A:
True
B:
False
C:
D:
Answer: A
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The longitudinal joint in boilers is used to get the required
A:
length of boiler
B:
diameter of boiler
C:
length and diameter of boiler
D:
efficiency of boiler
Answer: B
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