Faber India Electrical Designer Interview Questions and Answers

First angle and third angle projection are two methods used in technical drawing to represent a 3D object on a 2D surface.

• First angle projection is commonly used in Europe and Asia, where the object is imagined to be in the first quadrant of a Cartesian coordinate system.

• Third angle projection is commonly used in North America, where the object is imagined to be in the third quadrant of a Cartesian coordinate system.

• In...read more

There are several types of gears including spur gears, helical gears, bevel gears, worm gears, etc.

• Spur gears have straight teeth and are the most common type of gear.

• Helical gears have angled teeth for smoother operation.

• Bevel gears have cone-shaped teeth and are used to change the direction of rotation.

• Worm gears have a screw-like appearance and are used for high torque applications.