Day 19: MHT-CET Physics

AC Circuits. This type asked 7 times: 4 May 2023 S1, 11 May 2023 S1, 15 May 2023 S2, 9 May 2024 S1, 11 May 2024 S1, 16 Apr 2026 S1, 20 Apr 2026 S1. This one: 20 Apr 2026 S1 See all 7 of this type

137

Which graph shows the correct variation of r.m.s. current '$i$' with frequency '$f$' of a.c. in case of series resonant circuit ?

1. A.
   $(R)$
2. B.
   $(P)$
3. C.
   $(S)$
4. D.
   $(Q)$

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Wave Optics. This type asked 7 times: 10 May 2023 S1, 11 May 2024 S2, 14 May 2024 S1, 22 Apr 2025 S1, 26 Apr 2025 S1, 16 Apr 2026 S1, 20 Apr 2026 S1. This one: 20 Apr 2026 S1 See all 7 of this type

Superposition of Waves. This type asked 7 times: 12 May 2024 S2, 13 May 2024 S2, 14 May 2024 S2, 19 Apr 2025 S2, 23 Apr 2025 S1, 25 Apr 2025 S2, 19 Apr 2026 S1. This one: 19 Apr 2026 S1 See all 7 of this type

Electrostatics. This type asked 7 times: 2 May 2023 S1, 11 May 2024 S1, 12 May 2024 S2, 20 Apr 2025 S1, 25 Apr 2025 S1, 17 Apr 2026 S2, 18 Apr 2026 S2. This one: 18 Apr 2026 S2 See all 7 of this type

125

Three point charges Q, $+2q$ and $+q$ are placed at the vertices of a right-angled isosceles triangle of length $\sqrt{2}a$ as shown in figure. The net electrostatic potential energy of the configuration is zero, if Q is equal to

1. A.
   $-\dfrac{1}{2\sqrt{3}}q$
2. B.
   $-\dfrac{\sqrt{2}}{3}q$
3. C.
   $-\dfrac{\sqrt{3}}{2}q$
4. D.
   $-\sqrt{\dfrac{2}{3}}q$

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Electrostatics. This type asked 7 times: 9 May 2023 S2, 16 May 2023 S1, 9 May 2024 S1, 22 Apr 2025 S1, 15 Apr 2026 S1, 17 Apr 2026 S1, 18 Apr 2026 S2. This one: 18 Apr 2026 S2 See all 7 of this type