Which medium has the least dielectric strength ____________?
Correct answer: D. Air
- A. Paraffin wax
- B. Quartz
- C. Glass
- D. Air
Explanation
Among these materials, air has the lowest dielectric strength, approximately 3 kV/mm under standard conditions. Quartz, glass, and paraffin wax withstand substantially higher electric fields.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
Practise Electronics and Devices
758 free Electronics and Devices MCQs from Electrical Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Electrical Engineering questions like this
Electrical Engineering is on 2 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Electronics and Devices questions
Electric displacement is a__________quantity
The unit of dielectric strength is given by___________?
capacitors are mainly used for radio frequency tuning?
Permittivity is expressed in_____________?
The property of a capacitor to store electricity is called its____________?
Dielectric strength of a material depends on_____________?