Q10.If two charges ๐1and ๐2 are separated with distance ๐ and placed in a medium of dielectric constant ๐. What will be the equivalent distance between charges in air for the same electrostatic force? (1) ๐โ๐ (2) ๐โ๐ (3) 1 . 5๐โ๐ (4) 2๐โ๐
What This Question Tests
This question directly tests the ability to extract wave velocity from the standard equation of a travelling wave.
Concepts Tested
Formulas Used
y(x,t) = A sin(kx - ฯt)
v = ฯ/k
๐ NCERT Sections This Tests
2.5 โ A Parallel Plate Capacitor With Air Between The Plates Has A
Physics Class 11 ยท Chapter 2
2.5 A parallel plate capacitor with air between the plates has a capacitance of 8 pF (1pF = 10โ12 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?
2.1 โ Two Charges 5 ร 10โ8 C And โ3 ร 10โ8 C Are Located 16 Cm Apart. At
Physics Class 11 ยท Chapter 2
2.1 Two charges 5 ร 10โ8 C and โ3 ร 10โ8 C are located 16 cm apart. At what point(s) on the line joining the two charges is the electric potential zero? Take the potential at infinity to be zero.
2.10 โ Dielectrics And Polarisation
Physics Class 11 ยท Chapter 2
2.10 DIELECTRICS AND POLARISATION Dielectrics are non-conducting substances. In contrast to conductors, they have no (or negligible number of ) charge carriers. Recall from Section
๐ Question Details
- Chapter
- Waves & Sound
- Topic
- Wave Equation
- Year
- 2023
- Shift
- 24 Jan Shift 1
- Q Number
- Q10
- Type
- Numerical
- NCERT Ref
- Class 11 Physics Ch 15: Waves
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