Q46.Capacitance (in F ) of a spherical conductor with radius 1 m is (1) 1.1 × 10−10 (2) 10−6 (3) 9 × 10−9 (4) 10−3
What This Question Tests
This question is a direct application of the formula for energy stored in a capacitor and the equivalent capacitance for 'n' identical capacitors connected in parallel.
Concepts Tested
Formulas Used
U = 1/2 CV²
C_eq = nC
📚 NCERT Sections This Tests
2.4 — A Spherical Conductor Of Radius 12 Cm Has A Charge Of 1.6 × 10–7C
Physics Class 11 · Chapter 2
2.4 A spherical conductor of radius 12 cm has a charge of 1.6 × 10–7C distributed uniformly on its surface. What is the electric field (a) inside the sphere (b) just outside the sphere (c) at a point 18 cm from the centre of the sphere?
2.5 — A Parallel Plate Capacitor With Air Between The Plates Has A
Physics Class 11 · Chapter 2
2.5 A parallel plate capacitor with air between the plates has a capacitance of 8 pF (1pF = 10–12 F). What will be the capacitance if the distance between the plates is reduced by half, and the space between them is filled with a substance of dielectric constant 6?
2.7 — Three Capacitors Of Capacitances 2 Pf, 3 Pf And 4 Pf Are Connected
Physics Class 11 · Chapter 2
2.7 Three capacitors of capacitances 2 pF, 3 pF and 4 pF are connected in parallel. (a) What is the total capacitance of the combination? (b) Determine the charge on each capacitor if the combination is connected to a 100 V supply.
📋 Question Details
- Chapter
- Electrostatics
- Topic
- Capacitors in parallel
- Year
- 2002
- Shift
- Unknown
- Q Number
- Q46
- Type
- MCQ
- NCERT Ref
- Class 12 Physics Ch 2: Electrostatic Potential and Capacitance
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