
Imibuzo eyisibonelo namafomula amandla asezindizeni ezithambekele
1. Amandla aqondile angaguquki angu-50 N asebenza kubhulokhi enobunzima m = 5 kg. Ibhulokhi iqhubekela phezulu ngesivinini sokuqala v o = 4 m/s endaweni ethambekele emangelengeleni ene-engeli yokuthambekela θ (tan θ = ¾). I-coefficient yokungqubuzana kwe-kinetic phakathi kwebhulokhi kanye nobuso bendiza ethambekele yi-μ k = 0,2. Ibanga elihanjwa yibhulokhi ngaphambi kokuba lime ekugcineni li...
A. 10 m
B. 12 m
C. 15 m
D. 18 m
E. 22 m