Tiger Woods is associated with which of the following fields? Cinema Literature Sports Politics TRUE ANSWER : ? YOUR ANSWER : ?
The magnetizing inrush current in a transformer is rich in the harmonic component. seventh third fifth second TRUE ANSWER : ? YOUR ANSWER : ?
In a 3-phase, 4-wire, 400/230 V system, a lamp (L₁) of 100 W is connected to one phase and neutral and a lamp (L₂) of 150 W is connected to the second pahse and neutral. If the neutral wire is disconnected accidently, what will be the voltage across a 150 W lamp (L₂)? 180 V 120 v 160 V 240 V TRUE ANSWER : ? YOUR ANSWER : ?
A single phase full converter bridge, connected to 230 V, 50 Hz source is feeding a load R =10 Ω in series with a large inductance that makes the load current ripple free. For a firing angle of 450, calculate the rectification efficiency. 50.55% 63.66% 28.33% 76.66% TRUE ANSWER : ? YOUR ANSWER : ?
Find the word which is correctly spelt from the given options. Clasification Idantical Dimnished Profitable TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following medium is used between CPU and RAM to speed up the processing power of a CPU? Virtual memory Cache memory Flash memory DRAM TRUE ANSWER : ? YOUR ANSWER : ?
The threshold voltage of an N-channel enhancement mode MOSFET is 0.5 V. When the device is biased at a gate voltage of 3 V, pinch-off would occur at a drain voltage of 1.5 V 3.5 V 4.5 V 2.5 V TRUE ANSWER : ? YOUR ANSWER : ?
Medium voltage covered conductors (MVCC) are produced in voltage rating between 6.6 kV to 33 kV beyond 200 kV between 132 kV to 200 kV less than 3.3 kV TRUE ANSWER : ? YOUR ANSWER : ?
A 200/400 V, 20 kVA, 2-winding transformer is connected as an auto-transformer to transform 600 V to 200 V. Calculate the kVA rating of the auto-transformer. 60 kVA 30 kVA 25 kVA 50 kVA TRUE ANSWER : ? YOUR ANSWER : ?
Consider the following statements associated with Buchholz’s relays.<br/>Statement 1: Buchholz's relay is used for protection of a transformer against incipient faults.<br/>Statement 2: Buchholz's relay can be installed on oil cooled transformers. Both Statement 1 and Statement 2 are FALSE Statement 1 is TRUE and Statement 2 is FALSE Statement 1 is FALSE and Statement 2 is TRUE Both Statement 1 and Statement 2 are TRUE TRUE ANSWER : ? YOUR ANSWER : ?