Measurement and Instrumentation Which of following is a vector quantity? Relative permeability. Flux density. Magnetic field intensity. Magnetic potential. Relative permeability. Flux density. Magnetic field intensity. Magnetic potential. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation PMMC type instruments normally use Air friction damping Fluid friction damping None of these Eddy current damping Air friction damping Fluid friction damping None of these Eddy current damping ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The three resistors R1, R2 and R3 have the following ratings: R1 = 25Ω ± 4%, R2 = 65 Ω ± 4%; R3 =45 Ω ± 4%. If the resistance are connected in series, then limiting error produced in equivalent resistance is 4% 1% 2% 3% 4% 1% 2% 3% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which one of the following units is a fundamental unit? Joule/sec Watt Newton Ampere Joule/sec Watt Newton Ampere ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The two pressure coils of a single phase power factor meter have The same number of turns but different dimensions None of these The same dimensions and the same number of turns The same dimension but different number of turns The same number of turns but different dimensions None of these The same dimensions and the same number of turns The same dimension but different number of turns ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance offered to the passage of an in-varying current by a column of mercury at the temperature of melting ice of mass 14.4521 gms of uniform cross-sectional area and length 106.3cm is One ohm according to working standards One international ohm Standard ohm One ohm according to SI units One ohm according to working standards One international ohm Standard ohm One ohm according to SI units ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS