A System Consists of Two Particles: Particle 1,having the Mass

question 35

Multiple Choice

A system consists of two particles: particle 1,having the mass m₁ = 4.0 kg is located at (-4.0 m,1.0 m) and particle 2,having the mass m₂ = 5.0 kg is located at (2.0 m,1.0 m) .The magnitude of the position vector of the center of mass of the system is

• A)0.92 m.
• B)1.2 m.
• C)2.9 m.
• D)3.6 m.
• E)4.1 m.

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Definitions:

Test Statistic

A numerical value calculated from a sample data set. It is used in statistical hypothesis testing to determine how extreme the observed data is compared to the null hypothesis.

Standard Error

A statistical measure that quantifies the amount of variability or uncertainty in a sample statistic estimate of a population parameter.

Test Statistic

A calculated value used in statistical testing to determine whether to reject the null hypothesis.

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