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In case of three-phase dual converter, one of the converter circuits is fired at an angle of 60°. For both the converter circuits to have equal average output voltage, what is the value of the firing angle for the other converter circuit?
In a three phase dual converter, converter 1 is operating with α = 95° and converter 2 is operating with α2 = 85°. Choose the correct statement.
Identify the correct combination of the following statements.
P. Bessemer converter can be used in copper smelting.
Q. The Mond process for nickel involves reaction of metal with H2 gas.
R. Roasted ZnS concentrates can be smelted in a blast furnace.
S. Magnesium metal can be produced by electrolysis of sea water.
In a certain code language 'pick and choose' is written as 'ko ho po', 'pick up and come' is written as 'to no ko po' and 'raise to pick' is written as 'ko ni so'. How is 'pick' written in that code language?
The brown smoke during the operation of a Bessemer converter indicates that the
Consider the following statements: 1. The voltage developed across the OFF switches of the half-bridge converter is the maximum dc-link voltage. 2. In the full-bridge converter, the voltage across the primary of the transformer is the dc link voltage. 3. The voltage developed across the OFF switches of the full-bridge converter is half the maximum dc-link voltage. Which of the above statements are correct?
A single phase full-converter using R load is a _________ quadrant converter and that using an RL load without FD is a __________ quadrant converter
In the below given figure the converter 1 (to the right side) has firing angle = α1, converter 2 has firing angle = α2. For the dual converter to operate in the second quadrant.
In the below given figure, the converter 1 (to the right side) has firing angle = α1, converter 2 has firing angle = α2. For the dual converter to operate in the fourth quadrant.
Electronics mcq question image
Pick the correct statement based on the above circuit.