Physics - Rotation Question with Solution | TestHub

PhysicsRotationAngular momentumEasy2 minPYQ_2020

PhysicsEasysingle choice

A satellite of mass 'm', revolving round the earth of radius 'r' has kinetic energy (E). Its angular momentum is

Answer:

Solution:

$E = \frac{1}{2} mV^{2} ∴ V Angular momentum L = \frac{2 E}{m} = mvr = m \cdot \frac{2 E}{m} \cdot r = 2 mEr^{2} = (2 mEr^{2})^{\frac{1}{2}}$

Stream:MHT_CETSubject:PhysicsTopic:RotationSubtopic:Angular momentum

⏱ 2mℹ️ Source: PYQ_2020

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