Science, asked by joecedannaidec7269, 1 year ago

Sebuah roda pejal homogen pada tepinya dililitkan sebuah tali dan ujung tali ditarik dengan gaya sebesar 10N.jika massa roda 4kg dan jari-jari 15 cm, momen inersia dan percepatan roda tersebut adalah...

Answers

Answered by prmkulk1978
2
English version of the given question is as follows:

A homogenous solid wheel wrapped around a rope and the end of the rope is pulled with a force of 10N. If the mass of 4kg and 15 cm radius, the moment of inertia and the wheel acceleration are ...

Given :
F=10Nm=4kg

radius=r=15cm=0.15m

Moment of inertia =I=?

wheel acceleration =a=?

I=1/2 mr²

=(1/2 )4x( 0.15)²

=(1/2)x4x(0.0225)

=(1/2)x0.09

=0.045 kg m²
As we know that  T=I.α

Fxr=I.α

10x0.15=0.045xα

α=10x0.15/0.045

=1.5/0.045

=33.3 rad/s2


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