વિષમ' ની સંધી છૂટી પાડો. - કયો વિકલ્પ સાચો છે? વી + સમ વિ + સમ વિસ્ + અમ વીસ + અમ 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% 28.33% 76.66% 63.66% TRUE ANSWER : ? YOUR ANSWER : ?
In a single phase energy meter, the pressure / voltage coil is wound on the edges of the limb on the laminated core the centre limb of the laminated core / the middle limb of the shunt magnet both the limbs of the laminated core with different turns both the limbs of the laminated core with same turns TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following statements are correct?<br/>(i) Advanced metering infrastructure (AMI) is typically more automated and allows real- time, on-demand interrogations with metering endpoints.<br/>(ii) An Automated Meter Reading (AMR) device only communicates from the customer to the energy supplier.<br/>(iii) AMR meters only provide kWh information and possible peak kW demand for the month. (i) and (ii) only (i), (ii) and (iii) (i) and (iii) only (ii) and (iii) only TRUE ANSWER : ? YOUR ANSWER : ?
Arjuna Award is awarded for the excellence in which field? Sports Science Literature Mathematics TRUE ANSWER : ? YOUR ANSWER : ?
Consider the following statements and choose the correct option.<br/>Statement 1: The speed regulation of a synchronous motor is always unity.<br/>Statement 2: In a synchronous motor, at no-load condition, and with normal excitation the armature current drawn by a synchronous motor is in phase with applied voltage. Both Statement 1 and Statement 2 are FALSE Statement 1 is FALSE and Statement 2 is TRUE Statement 1 is TRUE and Statement 2 is FALSE Both Statement 1 and Statement 2 are TRUE TRUE ANSWER : ? YOUR ANSWER : ?
A star connected synchronous generator rated at 500 MVA, 50 kV has a reactance of 0.5 pu. Find the ohmic value of the reactance. 1 Ω 0.1 Ω 2.5 Ω 0.25 Ω TRUE ANSWER : ? YOUR ANSWER : ?
Find the current through the resistor and the capacitor for the current shown in figure The switch is closed at t = O and initial change in the capacitor is zero. I(t) = 5e⁵⁰⁰⁰ᵗ A. I(t) = 10e⁵⁰⁰⁰ᵗ A. I(t) = 10(1 - e⁵⁰⁰⁰ᵗ) A I(t) = 5(1 - e⁵⁰⁰⁰ᵗ) A TRUE ANSWER : ? YOUR ANSWER : ?
The sites where the capacity factor is ____ are not considered suitable for wind power generation. greater than 12% greater than 24% less than 24% less than 12% TRUE ANSWER : ? YOUR ANSWER : ?
The elements are specialized computers used to connect two or more transmission lines. Broadcasting Networking Transfering Switching TRUE ANSWER : ? YOUR ANSWER : ?