A. Used for the measurement of thermal radiation
B. An element which senses optical input and delivers thermal output
C. Both A. & B.
D. Neither A. nor B.
0
The time constant of a first order process with resistance R and capacitance C is__________________?
0
Very low pressure is expressed in microns (μ), which is equal to ____________ mm of Hg column (absolute) at 0°C?
A. R + C
B. R – C
C. RC
D. 1/RC
0
What is the overall transfer function (C/R) of the following block diagram if G = G1. G2. G3 and H = H1.H2 ?
A. 0.0001
B. 0.001
C. 0.01
D. 0.1
0
Working principle of mercury in glass thermometer is based on the ______________ of mercury with increase in temperature?
A. 1/(1 + GH)
B. G/(1 + GH)
C. H/(1 + GH)
D. G/(1 – GH)
0
Change of angle of refraction with composition comprises the working principle of a___________________?
A. Increase of pressure
B. Increase of thermal conductivity
C. Volumetric expansion
D. Differential linear expansion
0
Mcleod gauge is used to measure the __________________?
A. Polarimeter
B. Polarograph
C. Spectrometer
D. Refractometer
0
A non-linear system will have _____________ steady state values?
A. Point velocity
B. Flow rate
C. Vacuum
D. Pressure
0
On-off control which is a special case of proportional control, has a band width of about _____________ percent?
A. One
B. More than one
C. Two
D. Three