MHT CET · Physics · Capacitance
The function of dielectric in a capacitor is
- A to reduce the effective potential on plates.
- B to increase the effective potential on plates.
- C to decrease the capacitance.
- D to reduce the plate area of capacitor.
Answer & Solution
Correct Answer
(A) to reduce the effective potential on plates.
Step-by-step Solution
Detailed explanation
The dielectric reduces the electric field and hence the potential difference.
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Physics
- In photoelectric effect, the photocurrentMHT CET 2024 Easy
- Fundamental frequency of sonometer wire is ' n '. If the tension and length are increased 3 times and diameter is increased twice, the new frequency will beMHT CET 2025 Medium
- A simple pendulum has a periodic time ' \(\mathrm{T}_1\) ' when it is on the surface of earth of radius ' \(R\) '. Its periodic time is ' \(T_2\) ' when it is taken to a height ' \(R\) ' above the earth's surface. The value of \(\frac{T_2}{T_1}\) isMHT CET 2024 Medium
- The dimensions of magnetic intensity areMHT CET 2020 Medium
- The polarising angle for transparent medium is \(\theta, v\) is the speed of light in that medium. Then the relation between \(\theta\) and \(v\) is ( \(c=\) velocity of light in air)MHT CET 2017 Easy
- The electric flux over a sphere of radius ' \(r\) ' is ' \(\phi\) '. If the radius of the sphere is doubled without changing the charge, the flux will beMHT CET 2024 Easy
More PYQs from MHT CET
- If \(\overline{\mathrm{a}}, \overline{\mathrm{b}}, \overline{\mathrm{c}}\) are three vectors such that \(\overline{\mathrm{a}} \cdot(\overline{\mathrm{b}}+\overline{\mathrm{c}})+\overline{\mathrm{b}} \cdot(\overline{\mathrm{c}}+\overline{\mathrm{a}})+\overline{\mathrm{c}} \cdot(\overline{\mathrm{a}}+\overline{\mathrm{b}})=0\) and \(|\overline{\mathrm{a}}|=1\), \(|\overline{\mathrm{b}}|=8\) and \(|\overline{\mathrm{c}}|=4\), then \(|\overline{\mathrm{a}}+\overline{\mathrm{b}}+\overline{\mathrm{c}}|\) has the valueMHT CET 2023 Medium
- If the vector equation or the plane \(\overline{\mathrm{r}}=(2 \hat{\mathrm{i}}+\hat{\mathrm{k}})+\lambda \hat{\mathrm{i}}+\mu(\hat{\mathrm{i}}+2 \hat{\mathrm{j}}-3 \hat{\mathrm{k}})\) in scalar product form is given by \(\bar{r} \cdot(3 \hat{i}+2 \hat{k})=\alpha\) then \(\alpha=\)MHT CET 2021 Medium
- 41 tuning forks are arranged in increasing order of frequency such that each produces 5 beats/second with next tuning fork. If frequency of last tuning fork is double that of frequency of first fork. Then frequency of first and last fork isMHT CET 2023 Hard
- The tiger census in our national parks is often based on _________.MHT CET 2023 Easy
- The magnetic potential energy stored in a certain inductor is \(25 \mathrm{~mJ}\), when the current in the inductor is \(50 \mathrm{~mA}\). What is inductance?MHT CET 2021 Easy
- If \((p \wedge \sim r) \rightarrow(\sim p \vee q)\) has truth value ' \(F\) ', then truth values of \(p, q\) and \(r\) are respectivelyMHT CET 2022 Easy