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JEE Main Physics Class 12 Electric Charges and Fields Questions

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Question : 69

Total: 108

A body of mass M and charge q is connected to a spring of spring constant k. It is oscillating along x - direction about its equilibrium position, taken to be at x=0, with an amplitude A. An electric field E is applied along the X-direction. Which of the following statements is correct?

[Online April 15, 2018]

The total energy of the system is
1
2
mω2A2+
1
2
q2E2
k
The new equilibrium position is at a distance:
2qE
k
from x=0
The new equilibrium position is at a distance:
qE
2k
from x=0
The total energy of the system is
1
2
mω2A2−
1
2
q2E2
k

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