Answer:
B most likely
Explanation:
tell me if this is right or wrong
Answer:
40 MJ (D)
Explanation:
Quantity of heat (Qh) = 100 MJ
temperature of steam (Th) = 450°c = 450 + 273 = 723 K
emperature of water (TI) = 20 °c = 20 + 273 = 293 k
efficiency = (Qh-Qi)/Qh = (Th-Ti)/Th

- Qi= 0.5947 x 
- (0.5947 x
) = Qi
Qi = 40.5 MJ equivalent to 40 MJ (D)
Answer:
A) a snowboarder who increases speed when traveling downhill
It comes the word robota in czech meaning drudgery or hard labor
Answer:
that's your answer..
..f = \mu N
f = friction force
\mu = coefficient of friction
N = normal force