CHAPTER 2 linear measurement

Transducers is which kind of measuring device

• Mechaical

• Magnetic

• Heat

• Electric

Non-Precision instruments are  _______ 

• Verier calipers

• Micrometers

• Divider

• all of these

V block is used for measuring

• round work pieces

• square work pieces

• flat work pieces

• none of the above

On a vernier scale of 0.02 least count, there will be 

• 50 divisions

• 20 divisions

• 40 divisions

• 10 divisions

The smallest measurement that can be measured with an instrument is known as___________

• Accuracy  

• Sensitivity

• Least count

• Precision

A screw thread micrometer is used to check ___________

• Major diameter

• Minor diameter 

• Pitch diameter

• Depth

A depth micrometer is provided with ___________

• Interchangeable anvils

• a dial indicator 

• a frame

• Interchangeable spindles

On a a micrometer, lack of motion of the spindle when the direction of rotation is changed is called___________

• Friction

• Error

• Backlash

• Fine movement

On a vernier micrometer, vernier scale is constructed by dividing___________

• 19 thimble div. into 20 parts

• 49 thimble div. into 50 parts

• 4 thimble div. into 5 parts

• 9 thimble div. into 10 parts

If the zero error of a micrometer is negative, it should be  ___________

• Neglected

• Added to the reading

• Subtracted to the reading  

• Added or subtracted to the reading