UPPCL Full Syllabus Mock 1 for ESE & GATE EE Exams

Question 1

In an emitter bias circuit, $Description: E:\Gate\SSC JE Electrical New Files\35_Transistor-Biasing_files\image232.png$ and $Description: E:\Gate\SSC JE Electrical New Files\35_Transistor-Biasing_files\image233.png$ The emitter current is

Question 2

In the circuit, if V_c(0) = 25 V, the expression for V_c(t) for t > 0 is

Question 3

Which one of the following is the primary reason for placing field winding on the rotor in an alternator?

Question 4

Fig. shows the voltage divider bias method.
$Description: E:\Gate\SSC JE Electrical New Files\35_Transistor-Biasing_files\image174.png$
If the operating point is $Description: E:\Gate\SSC JE Electrical New Files\35_Transistor-Biasing_files\image172.png$ and $Description: E:\Gate\SSC JE Electrical New Files\35_Transistor-Biasing_files\image173.png$ what will be collector-base voltage if $Description: E:\Gate\SSC JE Electrical New Files\35_Transistor-Biasing_files\image180.png$

Question 5

Which is correct in case of High Voltage DC Transmission?

Question 6

The Q-factor of a parallel tuned circuit can be increased by

Question 7

Consider the DC load line as shown in below figure.

Assuming R_E=10Kohm, what will be I_c in figure if V_CE=10V?

Question 8

A solenoid is 1 m long and 3 cm in mean diameter. It has five layers of windings of 100 turns each and carries a current of 5A. What is the magnetic field at its centre?

Question 9

The high load power plant

Question 10

Induction motor can be self starting, if it uses:

Question 11

The leakage current in

arrangement is………………that in

arrangement.

Question 12

When the load factor of a power station increases, the units (kWh) generated will________(Assume Maximum demand is constant)

Question 13

The function of compensating winding in a. c. series motor (universal motor) is to

Question 14

The impact inizaiton phenomenon in semiconductor may be viewed as the revese process of

Question 15

In a transistor,

and collector current is

Then

is……………

Question 16

A d. c. series motor is accidentally connected to single phase supply. The torque produced will be

Question 17

A circuit has admittance of 0.15 S and conductance of 0.8 S. The power factor of the circuit is……………….

Question 18

Load factor of the curve shown in Fig. is

Question 19

In an ammeter, 5 percent of main current passes through the galvanometer. If resistances of the galvanometer and shunt are $Description: Description: Description: E:\Gate\SSC-JE Electrical - Part 1\7_Magnetism-and-Electromagnetism-final_files\image086.png$ and $Description: Description: Description: E:\Gate\SSC-JE Electrical - Part 1\7_Magnetism-and-Electromagnetism-final_files\image088.png$ respectively, then,