What is the terminal velocity of an 80.00-kg mass object in ...

[asan beg]

What is the terminal velocity of an 80.00-kg mass object in falling with a drag force with a magnitude that depends on speed, v, as Fdrag = (12.0 Ns/m)v + (4.00 Ns/m)v2?
 
  A)
 
  6.45 m/s
 
  B)
 
  72.2 m/s
 
  C)
 
  34.2 m/s
 
  D)
 
  12.6 m/s
 
  E)
 
  47.3 m/s

Question 2

A 24-kW electric furnace is connected to a 240-V line. What is the resistance of the furnace?
 
  A)
 
  1000  
  B)
 
  10  
  C)
 
  2.4  
  D)
 
  0.42  
  E)
 
  100

[Heffejeff]

Answer to Question 1

D

Answer to Question 2

C

[asan beg]

Gracias!

[strudel15]

Excellent