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jrsavala559p9969g
18.03.2021 •
Physics
I need it due in 10 mins
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Ответ:
B. 14.4 N
Rotational speed (Angular Velocity) = 2
The Radius of the circle = 1.2 m
Velocity = Angular velocity × radius = 2×1.2 = 2.4 m/s
Centripetal force= mv²/r = 3 × 2.4×2.4/1.2 = 3 × 2.4 × 2
= 14.4 N
Ответ:
Okay so, each element always is abbreviated with a capital letter and a lowercase letter, so each each new elements starts with a capital letter. To answer these problem you have to find the element or compound and whats in the element/compound and count how many you have. Then, it transfers over the arrow to how many of each element you have.
I hope this helps! :)