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Q9) The average acceleration of the particle (in m/s) between t-0 and t-2 (s) is a. 6 b. 14 c. 8 d. 2 Q10) The acceleration of particle at 1-2 sec. in m/s²: a.38 b. 26 c. 10 d. 2

Q9) The average acceleration of the particle (in m/s) between t-0 and t-2 (s) is a. 6 b. 14 c. 8 d. 2 Q10) The acceleration of particle at 1-2 sec. in m/s²: a.38 b. 26 c. 10 d. 2

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Q8) A particle confined to motion along the x axis moves with constant acceleration from x 2.0 m to x 8.0 m during a 2.5-s time interval. The velocity of the particle at x 8.0 m is 2.8 m/s. What is the acceleration during this time interval? a. -0.2 m/s² b. 0.32 m/s² #WA motion of a particle is defined by x(t)=5+3+1+21, where x is in meter and t is in seconds, answer (Q9,Q10). Q9) The average acceleration of the particle (in m/s) between t-0 and 1-2 (s) is a. 6 b. 14 Q10) The acceleration of particle at 1-2 sec. in m/s²: a.38 b. 26 a. g(mm₂)/(m₁+m₂) c. g (m₂m₁)/(m+m₂) A) 5.3 c.0.64 m/s² a. -3.36 B) 4.4 c. 8 c. 10 Q11.Two masses, m, and my, are hanging by a massless string from a frictionless pulley. If m, is greater than my, determine the acceleration of the two masses when released from rest. b. g (m+m₂)/(m₁-m₂) d. g (m₂.m₁)/(my-m₁) b. -2.83 Q12) If F 5.0 N and m-2.0 kg, what is the magnitude a of the acceleration in m/s for the block shown below? The surface is frictionless d.0.80 m/s² d. 2 C)3.5 d. 2 c. -4.5 Q13) A 7.5 x 10' N upward tension force is exerted on a 521 kg downward moving elevator. The acceleration in m/s² of the elevator is: (g-9.8 m/s²) D) 2 E) 6.2 m. d. -9.80
Transcribed Image Text:Q8) A particle confined to motion along the x axis moves with constant acceleration from x 2.0 m to x 8.0 m during a 2.5-s time interval. The velocity of the particle at x 8.0 m is 2.8 m/s. What is the acceleration during this time interval? a. -0.2 m/s² b. 0.32 m/s² #WA motion of a particle is defined by x(t)=5+3+1+21, where x is in meter and t is in seconds, answer (Q9,Q10). Q9) The average acceleration of the particle (in m/s) between t-0 and 1-2 (s) is a. 6 b. 14 Q10) The acceleration of particle at 1-2 sec. in m/s²: a.38 b. 26 a. g(mm₂)/(m₁+m₂) c. g (m₂m₁)/(m+m₂) A) 5.3 c.0.64 m/s² a. -3.36 B) 4.4 c. 8 c. 10 Q11.Two masses, m, and my, are hanging by a massless string from a frictionless pulley. If m, is greater than my, determine the acceleration of the two masses when released from rest. b. g (m+m₂)/(m₁-m₂) d. g (m₂.m₁)/(my-m₁) b. -2.83 Q12) If F 5.0 N and m-2.0 kg, what is the magnitude a of the acceleration in m/s for the block shown below? The surface is frictionless d.0.80 m/s² d. 2 C)3.5 d. 2 c. -4.5 Q13) A 7.5 x 10' N upward tension force is exerted on a 521 kg downward moving elevator. The acceleration in m/s² of the elevator is: (g-9.8 m/s²) D) 2 E) 6.2 m. d. -9.80
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