Hamad Electrical Engineering Materials 10/09/2021 A. 0.15 eV B. 0.25 eV C. 0.5eV D. 0.7eV Related Mcqs: Which of the following materials is preferred for transmitting electrical energy over long distance ?A. Copper B. Aluminium C. Steel reinforced copper D. Steel reinforced aluminium... The coils of D.C. motor starter are wound with wire of_______________?A. copper B. kanthal C. manganin D. nichrome... Solder is an alloy of______________?A. copper and aluminium B. tin and lead C. nickel, copper and zinc D. silver, copper and lead... Due to which of the following factors the brush wear rate is altered ?A. Speed of the machine B. Contact pressure C. Surface conditions of brush and commutator D. Excessive sparking E. All of the above... Which of the following is a semiconductor material ?A. Phosphorous B. Rubber C. Silicon D. Aluminium...
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