MCQs: The efficiency of power screw can be improved if ______
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MCQs: Calculate torque required to overcome thread friction if axial load of 8 kN acts on a power screw having double start square threads of 30 mm mean diameter. Friction angle and lead angle are 7° and 9° respectively
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MCQs: Which type of stress is induced in a screw body?
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MCQs: Drilling axial hole is a method used to achieve ______
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MCQs: Threads used in screw fasteners are ______
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MCQs: Which among the following is the condition to avoid separation of connected members?
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MCQs: When a coupler nut is subjected to crushing stress, crushing failure can be avoided if _____
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MCQs: If welds are designed with in-plane eccentric load, then eccentric load can be replaced by _______.
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MCQs: Which of the following statements is/are false? 1. Under fatigue load, casted structures are stronger than welded structures 2. Welding cannot produce complicated structures 3. Welding can join dissimilar materials 4. Rivetted joints produce light weight constructions as compared to welded joints
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MCQs: Solid length for helical compression springs having square and ground ends is given as _________.
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MCQs: Which type of springs have only active coils?
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MCQs: Which factor is used to consider the effects of direct shear stress and torsional shear stress when curvature effect stress is not considered?
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MCQs: Determine number of coils in a helical compression spring, if modulus of rigidity is 80 Gpa and spring stiffness is 50 N/ mm. Assume wire diameter and spring index as 8 mm and 5 respectively
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MCQs: Which of the following is/are characteristic/s of mechatronic products and systems?
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MCQs: The mechatronics is an interdisciplinary field in which the disciplines those act together are _________
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MCQs: What is used to make considerable simplification in the devices such as watches and cameras etc. as compared to pure mechanical designs?
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MCQs: In which stage the measurement system comes in contact with the measurand or the quantity to be measured?
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MCQs: Which of the following functions can a control system carry out?
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MCQs: A group of components which can complete certain tasks or achieve certain desired results in a desired manner while working together is called as_____
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MCQs: In which system does the output not affect the process in any way?
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