In a switching circuit, if the combination $(S_1 \land S_2)$ is connected in parallel to the combination $(S'_1 \land S'_2)$, then the room is lit only when ...

  • A
    $S_1$ is $ON$ and $S_2$ is $OFF$
  • B
    $S_1$ is $OFF$ and $S_2$ is $ON$
  • C
    $S_1$ and $S_2$ both $ON$ or $S_1$ and $S_2$ both $OFF$
  • D
    The room is always lit.

Explore More

Similar Questions

The converse of the statement $((\sim p) \wedge q) \Rightarrow r$ is

Find the component statements of the following and check whether they are true or not.
Chandigarh is the capital of Haryana and $UP$.

The negation of the statement " $72$ is divisible by $2$ and $3$ " is

Negation of "Ram is in Class $X$ or Rashmi is in Class $XII$" is

The inverse of the statement "If the surface area increases,then the pressure decreases." is

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo