tatianaazenen16 tatianaazenen16

16-01-2020
Physics

contestada

a 0.500 kg rock is whirled in a vertical circle of a radius 0.60 m . the velocity of the rock at the bottom of the swing is 4.0 m/s . what is the acceleration
A 3.3 m/s^2
B 26.6 m/s^2
C 13.3 m/s^2
D 6.6 m/s^2

Respuesta :

MathPhys MathPhys

16-01-2020

Explanation:

Centripetal acceleration is:

a = v² / r

a = (4.0 m/s)² / 0.60 m

a = 26.6 m/s²

Answer Link

Otras preguntas

describe the principal of variety

This is a quadrilateral that contains two pairs of parallel sides. What is this quadrilateral?

An organism is heterozygous for a gene that follows Mendel's law of dominance. Which allele will be expressed as its phenotype? A. The recessive allele will

The resistance of a conductor is proportional to its length. Suppose that the lengths of the two samples were doubled. How would this affect their electrical re

What is Nicaragua's capital city? Masaya? Managua? Ometepe? Gallo Pinto?

Yo veo (watch) un partido de fútbol.A. la cafeteriaB. el estadioC. la bibliotecaD. el salón de claseE. el auditorio

During the Tet Offensive, the NLF and North Vietnamese _____.

does anyone know these plsssss

I need the number 7 please

How much heat is absorbed by a 70g iron skillet when its temperature rises from 13oC to 28oC?