A ball rolls across a floor with an acceleration of 0.10 m/s2 in a direction opposite to its velocity. The ball has a velocity of 4.00 m/s after rolling a distance 6.00 m across the floor. What was the initial speed of the ball?
A)
4.15 m/s
B)
5.85 m/s
C)
4.60 m/s
D)
5.21 m/s
E)
3.85 m/s
A
Physics & Space Science
You might also like to view...
The centroid of the L-shaped segment shown in the figure below is at coordinates (x, y) (in.):
(A) 2.0, 1.75
(B) 3.0, 1.50
(C) 2.0, 1.50
(D) 2.5, 1.25
Physics & Space Science
Explain why we have seasons and compare/contrast the cycle of seasons for both hemispheres
What will be an ideal response?
Physics & Space Science
A semiconductor has an energy gap of 2.5 eV. What is the longest wavelength light of those listed below that will promote valence electrons into the conduction band?
A) 450 nm B) 525 nm C) 600 nm D) 725 nm E) 350 nm
Physics & Space Science
A smooth 10-cm-diameter sphere weighs 6 N. If it is dropped in 5°C water, its terminal velocity will be nearest:
(A) 0.66 m/s (B) 0.95 m/s (C) 6.5 m/s (D) 10.5 m/s
Physics & Space Science