AP EAPCET 2021 - 20th August Morning Shift | Electrostatics Question 28 | Physics

What is the electric flux for Gaussian surface $$A$$ that encloses the charged particles in free space? [Given, $$q_1=-14 \mathrm{~nC}, q_2=78.85 \mathrm{~nC}, \left.q_3=-56 \mathrm{~nC}\right]$$

AP EAPCET 2021 - 20th August Morning Shift Physics - Electrostatics Question 29 English

$$10^3 \mathrm{~N}-\mathrm{m}^2 \mathrm{C}^{-1}$$

$$10^3 \mathrm{C}-\mathrm{N}^{-1} \mathrm{~m}^{-2}$$

$$632 \times 10^3 \mathrm{~N}-\mathrm{m}^2 \mathrm{C}^{-1}$$

$$632 \times 10^3 \mathrm{C}-\mathrm{N}^{-1} \mathrm{~m}^{-2}$$

AP EAPCET 2021 - 20th August Morning Shift

MCQ (Single Correct Answer)

-0

Two charges 8 $$\mu$$C each are placed at the corners A and B of an equilateral triangle of side 0.2 m in air. The electric potential at the third corner C is

7.2 $$\times$$ 10$$^5$$ V

1.8 $$\times$$ 10$$^5$$ V

3.6 $$\times$$ 10$$^5$$ V

3.6 $$\times$$ 10$$^4$$ V

AP EAPCET 2021 - 19th August Evening Shift

MCQ (Single Correct Answer)

-0

Gauss's law helps in

determination of electric force between point charges

situation where Coulomb's law fails

determination of electric field due to symmetric charge distributions

determining electric potential due to symmetric charge distributions

AP EAPCET 2021 - 19th August Evening Shift

MCQ (Single Correct Answer)

-0

Charge on the outer sphere is $$q$$ and the inner sphere is grounded. The charge on the inner sphere is $$q^{\prime}$$, for $$\left(r_2 > r_1\right)$$. Then,

$$q^{\prime} r_1=q r_2$$

$$q^{\prime}=q$$

$$q^{\prime}=\frac{r_1}{r_2} q$$

$$q^{\prime}=-\left(\frac{r_1}{r_2}\right) q$$

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