Q.79Ans 1. an instrumentation amplifier2. an integrator3. a precision rectifier4. a non-inverting adderCorrect Ans Provided: 1

Q.78 Which of the following statements is CORRECT?Ans 1. AM is more immune to noise than FM, since the power of transmission is dependent on the modulation index.2. FM is more immune to noise than AM, since the ...

Q.80 The __________ of a sensor indicates the limits between which the input can vary.Ans 1. accuracy2. range3. span4. errorCorrect Ans Provided: 2

Q.77 Tachogenerator works on the principle of variable __________.Ans 1. resistance2. reluctance3. capacitance4. temperatureCorrect Ans Provided: 2

Q.76 What will be the side frequencies and their amplitude if, a carrier of 1 MHz with peak value of 10 V is modulated by a 5 KHz sine wave amplitude 6V?Ans 1. 995 kHz, 1005 kHz, 3 ...

Q.75 Which of the following is NOT the correct definition of the percentage efficiency of a transformer?Ans 1.2.3.4.Correct Ans Provided: 3

Q.74 At very high magnetic fields and very low carrier densities and temperatures, a Hall probe (in Hall effect sensors) may exhibit the _________ in which the Hall resistance is quantised to integral submultiples of a fundamental constant.

Q.73 An air cored coil has 1000 turns with an inductance of 200 mH. five hundred turns are removed from the coil and a steel core is placed around the coil µr for steel core is 50. So ...

Q.71Ans 1.2.3.4.Correct Ans Provided: 4

Q.72Ans 1. 48 W Absorbed power2. 48 W Supplied power3. 16 W Absorbed power4. 16 W Supplied powerCorrect Ans Provided: 1