Two-wattmeter method is used to measure the power taken by a 3-phase induction motor on no load. The wattmeter readings are 400 W and -50 W. Calculate the reactive power taken by the load 350/√3 VAR 450/√3 VAR 450√3 VAR 350√3 VAR TRUE ANSWER : ? YOUR ANSWER : ?
What are the main challenges that the electric grid faces? Increase in Energy Demand Global rise in temperature Reliability and Power Quality is Declining All of these TRUE ANSWER : ? YOUR ANSWER : ?
A single phase motor connected to 400 V, 50 Hz supply takes 25 A at a power factor of 0.75 lagging. Calculate the capacitance required in parallel with the motor to raise the power factor to 0.95 lagging. 62.55 pF 72.55 pF 82.55 pF 92.55 pF TRUE ANSWER : ? YOUR ANSWER : ?
Data Encryption Standard (DES) was designed by IBM Apple Microsoft None of these TRUE ANSWER : ? YOUR ANSWER : ?
Rearrange the following to form a meaningful sentence and find the most logical order from the given options.<br/>P: globally, out of which over 200 million<br/>Q: are now in India, and<br/>R: flipkart has 700 million users<br/>S: growing exponentially PQRS RSQP RPSQ RPQS TRUE ANSWER : ? YOUR ANSWER : ?
Name the application under MS Office software bundle, that we use to create audio- visual presentation. MS Access MS Word MS Excel MS Power point TRUE ANSWER : ? YOUR ANSWER : ?
The complex power injections at a bus are shown in figure Two lines connected drawing the powers as shown in figure. The complex power in the line-2 "S2" is 2-j5 2+j5 2-j1 2+j1 TRUE ANSWER : ? YOUR ANSWER : ?
In the following question, one part of the sentence may have an error. Find out which part of the sentence has an error and select the option corresponding to it. If the sentence contains no error, Select "No error" option. (Avoid punctuation errors).<br/>(A) The boys campaigned / (B) not only in / (C) Mumbai also in Chennai / (D) NO ERROR D A C B TRUE ANSWER : ? YOUR ANSWER : ?
A conductor having surface density is embedded in a dielectric medium of permittivity. The electric field in the medium is E. If it is known that the pressure p on the conductor surface is equal to the electric energy density in the medium, then p (in SI unit)is given by σ/(4πε) σ²/(4π) σ²/(2ε) σ²/(2πε) TRUE ANSWER : ? YOUR ANSWER : ?
કામકાજમાં ધ્યાન કન્દ્રિત કરજો'.<br/>આ આજ્ઞાર્થ વાક્યની સંભાવનાર્થ વાક્યરચના કઈ હોઈ શકે? કામકાજમાં ધ્યાન કેન્દ્રિત કરી લીધું છે. હવે તો તમે કામકાજમાં ધ્યાન કેન્દ્રિત કરો. કામકાજમાં ધ્યાન કેન્દ્રિત નથી કરવું? હવે તો કામકાજમાં ધ્યાન કેન્દ્રિત કરશો ને? TRUE ANSWER : ? YOUR ANSWER : ?