Explore topic-wise MCQs in Basic Electrical Engineering.

This section includes 2 Mcqs, each offering curated multiple-choice questions to sharpen your Basic Electrical Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

The instantaneous values of two alternating voltages are given as:
v1=60sin and v2=40sin( /3). Find the instantaneous difference.

A. 53 sin(71.5 ) V
B. 53 sin( 79..5 ) V
C. 53 sin(26.5 ) V
D. 53 cos(36.5 ) V
Answer» C. 53 sin(26.5 ) V
Discussion
2.

The instantaneous values of two alternating voltages are given as _________
v1=60sin and v2=40sin( /3). Find the instantaneous sum.

A. 87.2 sin(36.5 ) V
B. 87.2 sin( 0.5 ) V
C. 87.2 sin(26.5 ) V
D. 87.2 cos(36.5 ) V
Answer» B. 87.2 sin( 0.5 ) V
Discussion