UPSC Junior Work Manager Electrical Paper 2017

If you are going to appear UPRVUNL Assistant Engineer or Junior Engineer Electrical Exam 2022 then this mode paper is useful for you.

Ordnance Factory Junior Work Manager Electrical Paper 2017
Date of Exam – 21.03.2017
Time – 2 hours Maximum Marks – 100 No. of questions – 100

Inside a hollow conducting sphere the electric field
(a) changes with the distance from the centre
(b) changes with the charge given to the sphere
(c) is a non-zero constant
(d) is zero

The magnetic vector potential due to a single conductor carrying fixed current is
(a) zero
(b) Infinite
(c) Definite and finite
(d) Undefined

In a PWM inverter the fundamental frequency is
(a) Equal to switching frequency
(b) One fifth of switching frequency
(c) Double the switching frequency
(d) Independent of switching frequency

A conductor carrying current towards the observer (out of plane) is under the influence of North Pole experience force in
(a) Left hand side
(b) Right hand side
(c) Upward direction
(d) Downward direction

A box with given dimensions encloses positive point charge q. If the dimensions of the box are doubled, the flux in the box will be
(a) Four times
(b) Doubled
(c) Halved
(d) Unchanged

The wavelength of Electronmagnetic waves in a waveguide is
(a) Inversely proportional to the phase velocity
(b) Greater than that in free space
(c) Directly proportional to the phase velocity
(d) Dependant only on waveguide dimensions and free space wavelength

A long solenoid is carrying a current I. The associated power
(a) Does not flow at all
(b) Flows along the axis of solenoid
(c) Flows along the circumferential direction
(d) Flows along the radial direction

The ratio of displacement and conduction current of a conductor
(a) Increases with frequency
(b) Increases with both freqency and conductivity
(c) Decreases with conductivity and increases with frequency
(d) Decreases with both freqency and conductivity

The imaginary part of dielectric constant determines
(a) The component of the current which is in-phase with the applied field
(b) The amount of energy absorbed per meter cubic
(c) The amount of applied field
(d) The component of the current which is in-quadrature with the applied field

For an insulating material, dielectric strength and dielectric losses should be, respectively
(a) High and hing
(b) Low and high
(c) High and Low
(d) Low and low

Last Updated On – 21st July 2022