
Preguntas teoricas
Authored by Daniel Aquino
Physics
University
Used 2+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Suponga en el aula una temperatura ambiente de 15ºC, exprese tal medida en ºF
55ºF
59ºF
63ºF
Ninguno
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
El peso especifico de un cuerpo, al incrementar su temperatura:
Aumenta
Disminuye
No cambia
Faltan datos
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La caloría es la cantidad de calor necesaria para que un gramo de agua incremente su temperatura.
1ºC
10ºF
10K
32R
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La temperatura de coexistencia de los tres estados de agregación de la materia se denomina:
Punto de Ebullición
Punto de fusión
Punto isoeléctrico
Punto triple
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Si una lámina metálica circular se perfora en su centro, al calentarla, el orificio se:
Achica
Agranda
No Cambia
Ninguno
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Los Paneles fotovoltaicos que se usan para obtener energía eléctrica, para aprovechar la energía del sol, se analiza con uno de los siguientes métodos
Conducción
Convección
Radiación
Ninguno
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Si la propagación del calor de un lugar a otro se realiza por transporte de masa caliente este mecanismo se llama:
Conducción
Convección
Radiación
Ninguno
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