Measurement and Instrumentation Resistances can be measured with the help of Ammeters Wattmeters Voltmeters Ohmmeters and resistance bridges Ammeters Wattmeters Voltmeters Ohmmeters and resistance bridges ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The moving coil-meters, damping is provided by damping vane in the airtight chamber. the aluminium frame of the coil. the coil spring attached to the moving. eddy current disk. damping vane in the airtight chamber. the aluminium frame of the coil. the coil spring attached to the moving. eddy current disk. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A resistance of 105 ohms is specified using significant figures as indicated below : 1. 105 ohms 2. 105.0 ohms 3. 0.000105 mega ohms Among these, 2 represents greater precision but 1 and 3 represent same precision. 1 represents greater precision than 2 and 3. 1, 2 and 3 represent same precision. 2 and 3 represent greater precision than 1. 2 represents greater precision but 1 and 3 represent same precision. 1 represents greater precision than 2 and 3. 1, 2 and 3 represent same precision. 2 and 3 represent greater precision than 1. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A Manganin swap resistance is connected in series with a moving coil ammeter consisting of a milli ammeter and a suitable shunt in order to Minimize the effect of temperature variation. Minimize the effect of stray magnetic fields. Obtaine large deflecting torque. Reduce the size of the meter. Minimize the effect of temperature variation. Minimize the effect of stray magnetic fields. Obtaine large deflecting torque. Reduce the size of the meter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The internal resistance of a milli-ammeter must be very low for high sensitivity. minimum effect on the current in the circuit. high accuracy. high precision. high sensitivity. minimum effect on the current in the circuit. high accuracy. high precision. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Wien bridge is useful for measuring Medium frequency High frequency Low frequency Very high frequency Medium frequency High frequency Low frequency Very high frequency ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS