A simple pendulum has a bob with mass m and charge q. The pendulum string has negligible mass. When a uniform and horizontal electric field \overrightarrow{E} is applied, the tension in the string changes. The final tension in the string, when pendulum attains an equilibrium position is \_\_\_\_ . [22 Jan 2026 Shift 1]

Correct Answer is : √m2g2+q2E2

JEE Main 22 Jan 2026 Shift 1 Paper Solved Paper

Section: Physics

Question : 35 of 75

Marks: +1, -0

A simple pendulum has a bob with mass m and charge q. The pendulum string has negligible mass. When a uniform and horizontal electric field

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is applied, the tension in the string changes. The final tension in the string, when pendulum attains an equilibrium position is ____ .

[22 Jan 2026 Shift 1]

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