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Which of the following is/are the property (ies) of multiplication in integers? I. Multiplication is associative II. Multiplication is closed III. Multiplication distributes over addition
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 torque converter maximum torque multiplication occurs at
Maximum torque multiplication in a torque converter is
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 10 kW, 400 V, 3-phase, 4-pole, 50 Hz induction motor develops the rated output at rated voltage with its slip rings shorted. The maximum torque is twice the full load torque occurs at the slip of 10% with zero external resistance in the rotor circuit. An external resistance is now tripled in the rotor circuit. Then the slip at which maximum torque occur for the same load torque is?
The component of the torque converter that allows multiplication of torque is the
For a three phase induction motor, maximum torque is double the full load torque and starting torque is 1.6 times the full load torque. To get a full load slip of 5%, percentage reduction in the rotor resistance should be?
The maximum torque mulnpication ratio in a torque converter is about
A single phase full-converter using R load is a _________ quadrant converter and that using an RL load without FD is a __________ quadrant converter