Measurement and Instrumentation Purely mechanical instrument cannot be used for dynamic measurements because they have high inertia. higher response time. All of these large time constant. high inertia. higher response time. All of these large time constant. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A DC potentiometer is designed to measure up to about 2V with a slide wire of 800 mm. A standard cell of emf 1.18 V obtains balances at 600 mm. A test cell is seen to obtain balance at 680 mm. The emf of test cell is 1 V. 1.7 V. 1.34 V. 1.5 V. 1 V. 1.7 V. 1.34 V. 1.5 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An ammeter of range 0-25 A has a guaranteed accuracy of 1% of full-scale reading. The current measured by the ammeter is 5 A. The limiting error in the reading is 3% 6% 4% 5% 3% 6% 4% 5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The difference between the indicated value and the true value of a quantity is Dynamic error Gross error Relative error Absolute error Dynamic error Gross error Relative error Absolute error ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The effect of stray magnetic fields on the actuating torque of a portable instrument is maximum when the operating field of the instrument and stray fields are perpendicular. parallel. inclined at 60o. inclined at 30o. perpendicular. parallel. inclined at 60o. inclined at 30o. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An electrodynamic meter can be used to measure DC current. both AC and DC voltage. AC volatge. DC voltage. DC current. both AC and DC voltage. AC volatge. DC voltage. ANSWER DOWNLOAD EXAMIANS APP
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