A 50.0-kg box is being pushed along a horizontal surface by a force of 250 N directed 28.0° below the horizontal. The coefficient of kinetic friction between the box and the surface is 0.300. What is the acceleration of the box?
A) 0.769 m/s2
B) 1.77 m/s2
C) 3.16 m/s2
D) 6.31 m/s2
E) 8.53 m/s2
A
Physics & Space Science
You might also like to view...
During the summer months, the Gulf of Mexico is generally
A) cool along the coast. B) very hot and very humid. C) hot and dry. D) none of the above
Physics & Space Science
The energy equation for flow between two parallel plates, neglecting flow in the ydirection, is
Physics & Space Science
What is the frequency of the shortest wavelength light that can be detected by the average human eye?
a. 0.0025 Hz b. 7.5 × 10^14 Hz c. 3.0 × 10^8 m/s d. 700 nm e. 400 nm
Physics & Space Science
Conversion of Units: A speed of 60 mi/h is closest to which of the following? (2.54 cm = 1.00 in.)
A. 60 m/s B. 20 m/s C. 30 km/h D. 120 m/s E. 30 m/s
Physics & Space Science