Measurement and Instrumentation Kelvin’s double bridge is used to measure low resistance because effect of contact and lead resistance is eliminated. it has high sensitivity. resistance variation due to temperature. there is no thermo electric emf. effect of contact and lead resistance is eliminated. it has high sensitivity. resistance variation due to temperature. there is no thermo electric emf. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A wheatstone bridge cannot be used for precision measurements because errors are introduced into on account of Contact resistance. Thermoelectric emfs. Resistance of connecting leads. All of above. Contact resistance. Thermoelectric emfs. Resistance of connecting leads. All of above. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In eddy current damping, disc or former is made of a material that is a Conductor but magnetic Non conductor but magnetic Conductor but non magnetic Non conductor and non magnetic Conductor but magnetic Non conductor but magnetic Conductor but non magnetic Non conductor and non magnetic ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Wien bridge is useful for measuring Low frequency Very high frequency Medium frequency High frequency Low frequency Very high frequency Medium frequency High frequency ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which wave has the least form factor? Rectangular wave Square wave Sine wave Triangular wave Rectangular wave Square wave Sine wave Triangular wave ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the quantity consists of unit as kg m/sec ? Momentum Speed Acceleration Impulse Momentum Speed Acceleration Impulse ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS