ISRO Scientist or Engineer Electrical 2018

Instructions

For the following questions answer them individually

ISRO Scientist or Engineer Electrical 2018 - Question 61


How many numbers of half adders are required for m-bit numbers?

Video Solution

ISRO Scientist or Engineer Electrical 2018 - Question 62


A Mod-6 counter is realized using 3 Nos. of flip-flops. The counter will skip

Video Solution

ISRO Scientist or Engineer Electrical 2018 - Question 63


An amplifier with negative feedback has overall gain of 100. The percentage change in gain with feedback and without feedback is 3% and 18% respectively. What is the feedback factor?

Video Solution

ISRO Scientist or Engineer Electrical 2018 - Question 64


Two voltmeters with ranges of 0 to 100 V has sensitivities as 10 kΩ/V and 20 kΩ/V. What is the maximum voltage that can be measured when these voltmeters are connected in series?

Video Solution

ISRO Scientist or Engineer Electrical 2018 - Question 65


An ammeter with range 0 to 2 mA has internal resistance of 10 Ω. What is the value of shunt resistance in order to increase the range of ammeter to 100 A?

Video Solution

ISRO Scientist or Engineer Electrical 2018 - Question 66


In a Dynamometer type wattmeter if current coil and voltage coil connections are interchanged then

Video Solution

ISRO Scientist or Engineer Electrical 2018 - Question 67


In a linear system, an input of $$5 \sin \omega t$$ produces an output of $$10 \cos \omega t$$. The output corresponding to input $$10 \cos \omega t$$ will be equal to:

Video Solution

ISRO Scientist or Engineer Electrical 2018 - Question 68


In an induction motor $$r'_2$$ is the rotor resistance. What is the resistance representing mechanical output in the equivalent circuit of an induction motor as referred to stator side?

Video Solution

ISRO Scientist or Engineer Electrical 2018 - Question 69


The pressure coil of a dynamometer type wattmeter is

Video Solution

ISRO Scientist or Engineer Electrical 2018 - Question 70


What is the octal equivalent of Hexadecimal number CD.AB?

Video Solution
cracku

Boost your Prep!

Download App