Two dynamically similar hydraulic turbines operate with same effective head. if their speed ratio n1/n2 2, what is their power ratio, w1/w2 = ? a)- 0.25 b)- 4 c)- 2 d)- 1

What is the temperature in degrees celsius of a substance with a tempature of 49k

Which planet do you think would be easiest for humans to colonize some day?

Ashot putter releases the shot some distance above the level ground with a velocity of 12.0 m/s, 51.0 ∘above the horizontal. the shot hits the ground 2.08 s later. you can ignore air resistance. how far did she throw the shot?