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Physics - Rotation Question with Solution | TestHub

PhysicsRotationTorque / angular accelerationMedium2 minPYQ_2025

PhysicsMediumsingle choice

A square Lamina OABC of length 10 cm is pivoted at 'O'. Forces act at Lamina as shown in figure. If Lamina remains stationary, then the magnitude of F is :

Question diagram: A square Lamina OABC of length 10 cm is pivoted at 'O&#

Options:

Answer:

C

Solution:

Since the lamina is equilibrium.
$∴ F_{net} = 0& τ_{net} = 0$

$T_{o} = 10 ℓ - F ℓ \Rightarrow F = 10 N$

Stream:JEESubject:PhysicsTopic:RotationSubtopic:Torque / angular acceleration

⏱ 2mℹ️ Source: PYQ_2025

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