Answer:
1.d
2.d
3.c
4.c
Okay, d & d, c & c. Iknow what you're thinking, I guessed. Nope! I just took a good look and chosed what I thought was the best answer
Explanation:
Have a great day! Byeeee
 
        
             
        
        
        
Answer:
539.5°
Explanation:
33.3 revolutions per minute
1 revolution = 360°
1 minute = 60 seconds
hence 
33.3 revs ----> 1 minute = 60 seconds
X revs -----------> 2.70 seconds
X =  (33.3 x 2.7)÷60 = 1.4985 revolutions in 2.70 seconds 
1.4985 revolutions = 1.4985 x 360 = 539.46
which is approximately 539.5°
 
        
             
        
        
        
Answer:
 1.2 kg
Explanation:
Let UP ramp be the positive direction
                                                   F = ma
    T     -   Wt ||      -         Ff            = m(0)
   mg   -  Μgsinθ -      μΜgcosθ    = 0
m(9.8) - 13sin35 - 0.36(13)cos35 = 0        
                                                  m = 13(sin35 + 0.36cos35) / 9.8
                                                  m = 1.15205... ≈ 1.2 kg