# Electrical Engineering Objective Questions { Electrical And Electronic Measurement }

204. Electronic voltmeter provides more accurate readings in high resistance circuit as compared to a non-electronic voltmeter because of its

205. Modern electronic multimeters measure resistance by

206. In the case of power measurement by two wattmeter method in a balanced 3-phase system with a pure inductive load

207. A 230V, 104, single-phase energymeter makes 90 revolutions in 3 minutes at half load rated voltage and unity pf. If the eter constant is 1800 revolutions/kWh, hen its error at half load will be

208. strain gauge bridge measures the rain in a cantilever where the gauge fixed. With strain E, the gauge resistance increases from to 0.52 O. If the gauge factor is 2.03, then strain in the cantilever will be

209. piezo electric transducer has the owing parameter values: tal capacitance = 10-9 F le capacitance = 2 x 10-10 F ge sensitivity = 4 x 10-6 coulomb/cme oscilloscope used for read-out has put resistance of 1 MW in parallel C = 4 x 10-10 F, then the voltage ivity constant will be

210. A resi stor of 10k-ohm with 5% tolerance is connected in series with a 5 k-ohms resistor at 10% tolerance. The tolerance limit of the series network will be

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