Q. What is the radius of a gear, if torque generated by the gear is 12 Nm and the tangential force is 3 N?

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Q. A partially circular chain has perimeter of 10 cm and is made up of 2 cm links. How many links are present in total?

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Q. A chain is kept in square fashion with one of its side equal to 5 cm and is made up of 2 cm links. How many links are present in total?

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Q. Who patented the first ball bearing?

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Q. What is the principle behind the working of magnetic bearing?

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Q. Which bearing is also called as thrust bearing?

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Q. Which type of bearing can achieve highest speed?

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Q. Radial ball bearing is also called as roller bearing.

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Q. Slot fill type ball bearings have higher load bearing capacity than Conrad type ball bearing.

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Q. Which type of bearing has axial length at least 4 times the length of the diameter?

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Q. Which type of bearing has a frustum shape assembly?

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Q. Who invented Conrad style ball bearing?

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Q. Which type of bearing has a frustum of a cone shaped roller inside it?

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Q. Single row deep groove ball bearing can bear more radial load than double row deep groove ball bearing.

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Q. Ball bearing is preferred over roller bearings when the bearing has to bear huge load.

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Q. Ball bearings provide higher rotational speed than roller bearing of same size.

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Q. When was the first ball bearing patented?

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Q. Which type of bearing has no moving parts inside it?

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Q. What is the type of preload called when a bearing experiences a stress due to negative clearance?

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Q. What is the strain on an object, when a force of 3 Newton is applied on it and it expands the length of the object from 4 cm to 6 cm?

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