What is the advantage of the third wire of earth connection in domestic appliances?

  • A
    It prevents the appliance from overheating.
  • B
    It provides a path for leakage current to flow to the ground,preventing electric shocks.
  • C
    It increases the efficiency of the appliance.
  • D
    It helps in reducing the electricity bill.

Explore More

Similar Questions

State one main difference between $AC$ and $DC$. Why is $AC$ preferred over $DC$ for long-range transmission of electric power? Name one source each of $DC$ and $AC$.

What is short-circuiting?

$(a)$ Draw a schematic labelled diagram of a domestic wiring circuit which includes $(i)$ a main fuse,$(ii)$ a power meter,$(iii)$ one light point,and $(iv)$ a power plug.
$(b)$ Why is it necessary to connect an earth wire to electric appliances having metallic covers?

Appliances with higher power ratings are connected to which ampere line (in $A$)?

When does an electric short circuit occur?

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