Measurement and Instrumentation A CRO probe has an impedance of 500 kΩ in parallel with a capacitance of 10 pF. The probe is used to measure the voltage between P and Q as shown in figure. The measured voltage will be 5 V. 4.54 V. 4.38 V. 3.53 V. 5 V. 4.54 V. 4.38 V. 3.53 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A slide wire potentiometer has 10 wires of 1 m each. With the help of a standard voltage source of 1.018 V it is standardised by keeping the jockey at 101.8 cm. If the resistance of the potentiometer wires is 1000 ohm, then the value of the working current will be 1mA. 0.5 mA. 10 mA. 100 mA. 1mA. 0.5 mA. 10 mA. 100 mA. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A Lissajous pattern on an oscilloscope has 5 horinzontal tangencies and 2 vertical tangencies. The frequency of horizontal input is 100 Hz. The frequency of the vertical will be 500 Hz. 625 Hz. 250 Hz. 400 Hz. 500 Hz. 625 Hz. 250 Hz. 400 Hz. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving coil ammeter has a uniform scale with 50 division and gives a full scale reading 10 A. The instrument can read up to (1/5)th of a scale division with a fair degree of certainty. What is the resolution of the instrument in mA? 80 mA. 50 mA. 40 mA. 25 mA. 80 mA. 50 mA. 40 mA. 25 mA. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which devices used to measure the temperature of an object ? Odometer Thermometers Poteintiometer Galvanometer Odometer Thermometers Poteintiometer Galvanometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation On a simple ohmmeter, the 0 Ω mark is _______ of the scale. Far right None of the listed here In the middle Far left Far right None of the listed here In the middle Far left ANSWER DOWNLOAD EXAMIANS APP
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