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RRB JE EC 2019 : Practice Quiz
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Question 1
In a uniformly doped abrupt 
junction, the doping level of the p-side is ten times the doping level of the n-side. The ratio 
of the depletion layer widths in the p-and n-regions respectively is?
junction, the doping level of the p-side is ten times the doping level of the n-side. The ratio of the depletion layer widths in the p-and n-regions respectively is?Question 2
The electric potential at a point situated at a distance r on the axis of a short electric dipole of moment p is proportional to
Question 3
A solenoid of length 0.4 m and having 500 turns of wire carries a current of 0.4 A- Calculate the torque required to hold the coil in the middle of the solenoid with its axis perpendicular to the axis of the solenoid.
Question 4
A charge Q is divided into two parts and the two parts are separated by a certain distance. The force between them will be maximum if one of the charges is
Question 5
When a magnet is heated it.
Question 6
A solenoid of length 0.4 m and having 500 turns of wire carries a current of 0.4 A. Calculate the torque required to hold the coil in the middle of the solenoid with its axis perpendicular to the axis of the solenoid.
Question 7
a data terminal serves as a(an)
Question 8
Which of the following TCP/IP protocol is used for transferring files from one machine to another?
Question 9
Gateways function in which OSI layers?
Question 10
Radio communication frequencies range from ……….
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ESE & GATE ECGeneralNov 20ESE & GATE EC
