Measurement and Instrumentation In a CRO which of following is not a part of electron gun? X-Y plates Grid Cathode Accelerating anode X-Y plates Grid Cathode Accelerating anode 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 100 mA. 1mA. 0.5 mA. 10 mA. 100 mA. 1mA. 0.5 mA. 10 mA. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The internal resistance of an ammeter should be Infinity Very small High Medium Infinity Very small High Medium ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The total current I = I1 + I2 in a circuit is measured as I1 = 150 ± 1A , I2 = 250 ± 2A, where the limits of error are as standard deviations. I is measured as (400 ± 2.24) A (400 ± 3) A (400 ± 1) A (400 ± 1.5) A (400 ± 2.24) A (400 ± 3) A (400 ± 1) A (400 ± 1.5) A ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the expression for acceleration? Mass x velocity Mass x acceleration Change in velocity / time Force x displacement Mass x velocity Mass x acceleration Change in velocity / time Force x displacement ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the expression for momentum? force × displacement change of velocity / time mass × velocity mass × acceleration force × displacement change of velocity / time mass × velocity mass × acceleration ANSWER DOWNLOAD EXAMIANS APP
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