Strain gage uses an electrical conductor wire, which when elastically stretched increases in length and reduces in diameter. Both these dimensional changes result in ____________ in the electrical resistance of the wire ?

Related Mcqs:

The initial value (t = 0) of the unit step response of the transfer function [(s + 1)/(2s + 1)] is__________________?

A. 0 B. ½ C. 1 D. 2...

Flow rate measurement of hostile acids and alkalis can be most suitably done by a/an ________________?

A. Venturimeter B. Orificemeter C. Magnetic flow meter D. Hot wire anemometer...

Smoke density of the flue gas going out of the chimney is measured by a __________________?

A. Polarograph B. Thermal conductivity meter C. Photo electric cell D. Chromatograph...

The characteristic equation for the control system with a closed loop transfer function G1/1 + G2 is given by 1 + G2 = 0. The characteristic equation for the control system_________________?

A. Depends only upon the open loop transfer function B. Determines its stability C. Is the same for set point or load changes D. All A , B & C....

The amplitude ratio for the sinusoidal response of a _____________ is 1?

A. First order system B. Second order system C. Transportation lag D. None of these...