Working of linear variable differential transducer (LVDT) is based on the principle of variable_____________________?

Related Mcqs:

1. LVDT used for displacement measurement is a/an _______________ Transducer?

   A. Passive
   B. Active
   C. Capacitive
   D. None of these

2. _______________ has a negative co-efficient of linear expansion?

   A. Iron
   B. Copper
   C. Rubber
   D. Nickel

3. Percentage of differential pressure lost in a Venturimeter with a tapering of 15° may be about___________________?

   A. 1
   B. 10
   C. 25
   D. 50

4. The best lubricants for a machine working at high temperature & load is_________________?

   A. Grease
   B. Solid lubricant
   C. Animal oils
   D. Mineral oils

5. Hot working of lead is carried out at ___________________?

   A. 75°C
   B. 373°K
   C. 150°C
   D. Room temperature

6. Strain hardening effect in metals subjected to cold working is due to the _______________ mechanism?

   A. Slip
   B. Fracture
   C. Winning
   D. Dislocation

7. Cold working of a material results in increase in hardness, which is termed as the ______________ hardening ?

   A. Cold
   B. Work
   C. Age
   D. Induction

8. Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be_______________?

   A. More
   B. Less
   C. Same
   D. Either more or less; depends on the climatic conditions

9. Strain hardening effect in a metal subjected to cold working is due to the ______________ mechanism?

   A. Fracture
   B. Dislocation
   C. Slip
   D. Twinning

10. Earing is a defect found in steels after the following metal working operation ?

    A. Extrusion
    B. Rolling
    C. Deep drawing
    D. Wire drawing