Q. Which of the following statement is correct for gears?

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Q. A flanged pipe joint will be a leak-proof joint, if the circumferential pitch of the bolts is (where d = Diameter of bolt hole)

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Q. Stress concentration is caused due to

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Q. The resistance to fatigue of a material is measured by

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Q. The metal suitable for bearings subjected to light loads is

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Q. A connecting rod subjected to an axial load may buckle in the plane perpendicular to the plane of motion of the connecting rod.

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Q. Which of the following is an antifriction bearing?

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Q. A connecting rod is four times strong in buckling about Y-axis than about X-axis.

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Q. In designing a sleeve coupling, length of the sleeve is taken as (where d = Diameter of the shaft)

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Q. The difference between the tooth space and the tooth thickness as measured on the pitch circle, is called

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Q. When a load W is suddenly applied to a bar of weight W1, the stress induced in the bar will increase with the increase in weight W1.

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Q. The endurance limit for a mirror polished material will be __________ as compared to unpolished material.

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Q. A sliding bearing which operates without any lubricant present, is called

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Q. The material used for brake lining should have __________ coefficient of friction.

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Q. A steel containing more than 0.8% carbon is known as eutectoid steel.

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Q. In leaf springs, the longest leaf is known as

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Q. The taper on cotter varies from

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Q. Which of the following screw thread is used for power transmission in one direction only.

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Q. When the bearing is subjected to large fluctuations of load and heavy impacts, the bearing characteristic number should be __________ the bearing modulus.

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Q. Screws jacks have multiple threads.

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