Measurement and Instrumentation What is the expression for momentum? force × displacement mass × velocity mass × acceleration change of velocity / time force × displacement mass × velocity mass × acceleration change of velocity / time ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The pointer of an indicating instrument is generally made of _______ Copper Soft steel Aluminium Silver Copper Soft steel Aluminium Silver ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A spring-controlled moving iron voltmeter draws a current of 1 mA for full scale value of 100V. If it draws a current of 0.5 mA, the meter reading is 25 V. 50 V. 200 V. 100 V. 25 V. 50 V. 200 V. 100 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The coil of a moving iron instrument has a resistance of 500 ohm and inductance of 1 H. It reads 250 V when a 250 V DC is applied. It series resistance is 2000 ohms its reading when fed by 250 V, 50 Hz AC will be 248 V. 260 V. 250 V. 252 V. 248 V. 260 V. 250 V. 252 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which wave has the least form factor? Rectangular wave Triangular wave Sine wave Square wave Rectangular wave Triangular wave Sine wave Square wave ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To the y input of a CRO a signal defined by 10sin100t is applied. To the x input the signal 10cos100t is fed. The gain for both x-channel and y-channel is the same. The screen shows a circle. a straight line. sinisoidal. an ellipse. a circle. a straight line. sinisoidal. an ellipse. ANSWER DOWNLOAD EXAMIANS APP
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