Physics
Thank you. Your answer is correct, but I get a different answer when I try to calculate that last equation myself. I must be in kelvin or something.
Physics
A pot of water is boiling under one atmosphere of pressure. Assume that heat enters the pot only through its bottom, which is copper and rests on a heating element. In two minutes, the mass of water boiled away is m = 2.5 kg. The radius of the pot bottom is R = 8.5 cm and the ...
Physics
A closed box is filled with dry ice at a temperature of -81.5 C, while the outside temperature is 27.4 C. The box is cubical, measuring 0.307 m on a side, and the thickness of the walls is 4.47 × 10-2 m. In one day, 3.37 × 106 J of heat is conducted through the six...
Physics
With the ladder laying flat on the ground, the axis is on the left and it is being pulled upward on the right. But the center of gravity confuses me. I don't know how that comes into play. These topics are still new to me.
Physics
A 8.78 -m ladder with a mass of 23.8 kg lies flat on the ground. A painter grabs the top end of the ladder and pulls straight upward with a force of 236 N. At the instant the top of the ladder leaves the ground, the ladder experiences an angular acceleration of 1.90 rad/s2 abo...
Language
Thank you:)!!!
Language
The book says:" Add as many prefixes as u can to the word "form". Try to make at least 5 words.
Language
Thank you:))!!!!
Language
What is the longer form for this clipped word" caf "?Thank u
Language
Thank you for helping me:)
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