Electrical Engineering Mcqs

Electrical Engineering XYZ MCQs The number of entries in the truth table of a 3 input NAND gate are: Correct answer: 1. 8 Explanation: The number of entries in the truth table for a NAND gate with three inputs can be determined by considering all possible combinations of input values. Since each input can be … Read more

Electrical Engineering XYZ MCQs In digital systems, 1 byte equals how many bits: Correct answer: 1. 8 Explanation: In digital systems, a byte consists of 8 bits. A bit (short for binary digit) is the basic unit of information in computing and can represent a 0 or a 1. A byte, being a group of … Read more

Electrical Engineering XYZ MCQ Which of the following is a digital device: Correct answer: 2. Light switch Explanation: The light switch is a digital device. The digital nature of a device refers to its ability to process and represent information in discrete, distinct values, typically in binary code (0s and 1s). Let’s analyze each option: … Read more

Electrical Engineering XYZ MCQs Which of the following memory uses one transistor and one capacitor as basic memory unit: Correct answer: 1. DRAM Explanation: So, the correct choice is DRAM, as it uses one transistor and one capacitor as the basic memory unit.

Electrical Engineering XYZ MCQs Which of the following statements is correct: Correct answer: 3. Both of above

Electrical Engineering XYZ MCQs Which of the following is an effect of armature reaction: Correct answer: 4. All of these Explanation: Effects of armature reaction include:

Electrical Engineering XYZ MCQs Cross magnetization effects which of the following: Correct answer: 2. Commutation Explanation: Cross magnetization primarily affects commutation in a DC machine. Therefore, the correct option is: Commutation

Electrical Engineering XYZ MCQs Shunt field of DC generators consists of ABC number of turns and XYZ conductors respectively. Here ABC and XYZ are respectively: Correct answer: 1. Large and thin Explanation: The correct answer is “Large and thin.” In a shunt field of DC generators, the winding usually consists of a large number of … Read more

Electrical Engineering XYZ MCQs In a DC machine 6 pole wave winding is used. The number of parallel paths in the said DC machine will be: Correct answer: 3. 2

Electrical Engineering XYZ MCQs Commutator pitch is best described as: Correct answer: 2. Number of commutator segments between two successive coils Explanation: Commutator pitch is best described as: Number of commutator segments between two successive coils The commutator pitch refers to the number of commutator segments that are spanned by one coil on the armature. … Read more