All India SSC JE 2017 Civil Engineering - Quiz 23

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Question 1

A bucket completely full of water is hanging from a spring balance. An iron piece is suspended into water without touching any of the side of bucket from another support.
The spring balance reading will

• Aincrease
• Bdecrease
• Cremain the same
• Ddepend on the depth of immersion

Question 2

A beam having rectangular cross-section is subjected to an external loading. The average shear stress developed due to external loading at particular cross-section is . What is the maximum shear stress developed at the same cross-section due to the same loading?

• A
• B
• C
• D

Question 3

In wire ropes which one of the following statements is correct?

• ABending stress is directly proportional to the wire diameter and inversely proportional to the sheave diameter
• BBoth fatigue and wear are due to the tensile stress on the wire bearing against the sheave
• CBending stress is inversely proportional to the wire diameter and directly proportional to sheave diameter
• DBoth fatigue and wear are due shear stress on the wire bearing against the sheave

Question 4

Universal Testing Machine can be used to perform tests on:

• ASpring
• BSteel samples
• CElectrical cables samples
• DAll of above

Question 5

The figure shown is an example of _________rosettes

• ATee rosettes
• BRectangular rosettes
• CStar rosettes
• DNone of above

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