Study HubHubPage 1/1Scan verified MCQs with the answer highlighted, then open explanations when you want the reasoning.
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Computer Aided Manufacturing
CAM stands for:
CAM stands for Computer Aided Manufacturing, which refers to the use of computer software to control and automate manufacturing processes.
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Engineering Abbreviations
What does CAD stand for?
CAD stands for 'Computer Aided Design,' which refers to the use of computer systems to assist in the creation, modification, analysis, or optimization of a design.
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Brick Masonry Bonds
The stretcher bond in brick masonry can be used only when the thickness of the wall is ________?
The stretcher bond is typically used for walls that are one brick thick, which is generally about 190 mm. This thickness corresponds to the length of a standard brick laid as a stretcher, making option B correct.
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Manufacturing Processes
Which of the following cutting conditions greatly affects tool wear?
Cutting speed significantly influences tool wear because higher speeds increase the temperature and friction at the cutting interface, accelerating wear. While feed and depth of cut also affect tool life, cutting speed has the most direct and pronounced impact on tool wear.
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Logic gate behavior
An electronic logic gate whose output is logic 0 only when all inputs are logic 1 is ____.
A NAND gate outputs logic 0 only when all its inputs are logic 1; otherwise, it outputs logic 1. This matches the description in the question, making NAND the correct answer.
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Switching components
Which device is used for ON/OFF control?
A switch is specifically designed to turn electrical circuits ON or OFF, controlling the flow of current. Fuses and breakers are protective devices that interrupt current during faults but are not primarily used for regular ON/OFF control.
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Ghauri-1 range
What is the range of Ghauri-1 missile?
Ghauri-1 missile has an estimated range of approximately 1200 to 1400 kilometers, making option A the most accurate. The other ranges either underestimate or overestimate its capability.
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Abbreviations in Electronics
What does SSI stand for?
SSI stands for Small-Scale Integration, which refers to the level of integration in semiconductor technology where a small number of transistors are integrated into a single chip. This is a standard term in electronics and computer engineering.
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Acronyms (CBR)
CBR stands for __________?
CBR stands for California Bearing Ratio, which is a penetration test for evaluating the subgrade strength of roads and pavements. The other options are incorrect or unrelated to the acronym CBR in this context.
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Hydroelectric Power
At Tarbela Dam, pressurized water runs through which type of turbine?
At Tarbela Dam, pressurized water is used to drive water turbines, not steam turbines. Water turbines convert the energy of flowing water into mechanical energy for electricity generation.