Previous year question paper of LE Tech Electrical under OJEE (Odisha Joint Entrance Examination) is as follows:

An emf of 8V is induced in a coil of inductance 4H. The rate of change of current
must be

(a) 32 A/sec

(b) 0.5 A/sec

(c) 2A/sec

(d) 1 A/sec


Two coils have self inductance of 5H and 1H, the mutual inductance being zero. If
the two coils are connected in series, ,the total inductance will be

(a) 4H

(b) 5H

(c) 3H

(d) 6H


Four resistors 5 Ohm, 10 Ohm ,20 Ohm and 40 Ohm are connected in parallel
across 20V battery. The highest power will be dissipated in

(a) 5 Ohm

(b) 10 Ohm

(c) 20 Ohm

(d) 40 Ohm


A constant current of 5mA charges a 10 μF capacitor for 1sec. The voltage across
the capacitor is

(a) 50V

(b) 250V

(c) 500V

(d) 1000V


The XL offered by an inductance of 1H to a current ImSin10πt is
(a) 100 Ω

(b) 50 Ω

(c) 31.4 Ω

(d) 314 Ω


Question Paper of LE Tech Electrical under OJEE

Attached Files

Question Paper of LE Tech Electrical under OJEE.pdf (523.7 KB, 104 views)