Asystem for heating water of an inlet temperature of 20 c passes through a thin tube having an inner diameter of 20 mm. a uniform heat generation rate of q” = 1.5x10^4 w/m2 is supplied to the tube surface. a water mass flow rate is 0.1 kg/s and heat transfer coefficient in the tube is 1500 w/m2.k. assure cp = 4179 j/kg. k. (a) what is the outlet water temperature? (a) what is the inner surface temperature of the tube?

An object thrown vertically upward from the surface of a celestial body at a velocity of 36 m/s reaches a height of sequalsminus0.9tsquaredplus36t meters in t seconds. a. determine the velocity v of the object after t seconds. b. when does the object reach its highest point? c. what is the height of the object at the highest point? d. when does the object strike the ground? e. with what velocity does the object strike the ground? f. on what intervals is the speed increasing?

4. who was the first one to measure the speed of light and conclude that it is finite? 5. who was the first philosopher who thought the speed of light is finite? 13. what is the speed of light numerically? 14. give an example of something moving faster than light 15. give an example for some particles or waves that

What are the three ways that an object can accelerate