Measurement and Instrumentation Assertion (A): A hot wire ammeter has a cramped scale. Reason (R): The heat is proportional to square of current. Both A and R are true and R is not correct explanation of A. Both A and R are true and R is correct explanation of A. A is false and R is ture. A is ture and R is false. Both A and R are true and R is not correct explanation of A. Both A and R are true and R is correct explanation of A. A is false and R is ture. A is ture and R is false. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Following is a 16-bit register for 8085 microprocessor Stack pointer Register B Accumulator Register C Stack pointer Register B Accumulator Register C ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving iron instrument can be used for DC only Both DC& AC AC only None of the listed here DC only Both DC& AC AC only None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The power factor of a single phase load can be calculated if the instruments available are One ammeter, one voltmeter and one energy meter Any of the listed here One voltmeter, one ammeter and one wattmeter One voltmeter and one ammeter One ammeter, one voltmeter and one energy meter Any of the listed here One voltmeter, one ammeter and one wattmeter One voltmeter and one ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation One single phase wattmeter operating on 230V and 5A for 5 hours makes 1940 revolutions. Meter constant in revolutions is 400. What is the power factor of the land? 0.73 0.65 0.84 1 0.73 0.65 0.84 1 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure 5 volts, if one selects a 0-100 volt range voltmeter which is accurate with in ± 1%, then the error in this measurement may be up to ± 20% ± 1.5% ± 7.5 % ± 2.5% ± 20% ± 1.5% ± 7.5 % ± 2.5% ANSWER DOWNLOAD EXAMIANS APP
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