Cedars1905 Cedars1905

29-12-2023
Physics

contestada

The same mass of copper is drawn into two wires A and B of radii r and 3r respectively. They are connected in series, and electric current is passed. The ratio of the heat proiduced in A and B is :
A. 1:9
B. 1:81
C. 81:1
D. 9:1

Respuesta :

Otras preguntas

Which statement correctly evaluates the results of the report? It is likely to be reliable because the tests were done in a laboratory. It is likely to be relia

Penelope is 4 times as old as Jose. Jose is 3 years older than Eliot. If the sum of all three is 57 years, how old will Jose turn in 4 years. (And how

Can you help me with these problems? I mean tell me if i got them right or not..*sulk* - Add and subtract integers- -10 - 5 = -15? -2 + 3 = 1? 4 - 7 = -3? -8

In the raisin in the sun whats ruths plan when they arrive to thier new house?

Which of the following has the potential to cause inflation? a raising interest rates b. raising taxes c lowering interest rates d lowering taxes

I was like that ship before my education began, only I was without compass or sounding-line, and had no way of knowing how near the harbour was. "Light! give m

y=mx b when solving for b

Which of the following structural adaptations helps the organism obtain food? A. dandelion seeds that can float in the wind B. the bright-colored skin of a p

A repair service charges by the hour. The amount of money they charge is below. What equation does the repair service use to charge customers? A. c = 40h B. c =

lysosomes use what to break down foreign matter and dead cells?