Question

number of girls to the number of boys? of these, 15 are girls What is the ratio of the A ceiling fan weighs 2 kg, and a table fan weighs 1 kg 500 s What is the ratio of the weight of the ceiling fan to that of the table fan?
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Answer 1

Step-by-step explanation:

Diameter =2R=120cm=120×10

−2

m

Rpm=1500

Revolution per second =

60

1500

=25

Angular velocity w=25×2π=50πrad/s

a) Force =mrw

2

=1×10

−3

×60×10

−3

×2500pi

2

=14.8N

b) The fan exerts this force on the particle.

c) By Newton's third law the particle also exert 14.8N of force on the blade along its surface.

Answer 2

Answer:

Hey! here is your answer friend

4:3

Step-by-step explanation:

A celling fan weigh 2kg means 2000g

So a table fan weigh 1kg500g means 1500g

then 2000/1500 =4/3=4:3

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