Answer:
A). 18.84 radians per minute
B). 376.80 feet per minute
Step-by-step explanation:
As we know carousal is moving with 3 revolutions per minute.
(a). Angular speed = 3 revolutions per minute
= 3 × (2π) per minute
= 6π per minute
= 6×(3.14)
= 18.84 radians per minute
B). Since linear speed = Radius × Angular speed
= 
= 20 × 18.84
= 376.80 feet per minute
Answer: hmm Im not sure.
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
-4+(-5)=-9
-4=-9+5
-4=-4......correct
Answer: Option 1
Step-by-step explanation:
See attached image
Answer:
1 week = 168 hours
Step-by-step explanation:
1 week = 7 days
1 day = 24 hours
1 week * 7 days/ 1 week * 24 hours/1 day = 168 hours
So 1 week = 168 hours