A A ball of mass 3kg tied to the end of
Cord 4m long is made to rotate un-formly in
a horizontal Circle making one complete circie
in 6. 28 see. Determine the acceleration and
the tension on the cord.​

What defines the mass number of an isotope? a. the sum of the neutrons and protons b. the sum of the neutrons and electrons c. the number of neutrons d. the number of protons

Classify each possible hypothesis about a medicinal aloe vera plant as falsifiable or non-falsifiable. aloe vera gel is the best natural skin moisturizer. aloe vera gel can heal wounds by boosting cell renewal. aloe vera juice tastes better than carrot juice. drinking aloe juice can reduce the risk of lung cancer.

What is the angular momentum of the bar about the axle?