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lana66690 [7]
3 years ago
15

PLEASE HELP! Describe how you could use a negatively charged Van de Graaff generator to induce a positive charge on a previously

neutral metal sphere. You may use additional materials.
Physics
1 answer:
Gnesinka [82]3 years ago
3 0

Answer:

Van de Graaff inventó el generador que lleva su nombre en 1931, con el propósito de producir una diferencia de potencial muy alta (del orden de 20 millones de volts) para acelerar partículas cargadas que se hacían chocar contra blancos fijos. Los resultados de las colisiones nos informan de las características de los núcleos del material que constituye el blanco.

El generador de Van de Graaff es un generador de corriente constante, mientas que la batería es un generador de voltaje constante, lo que cambia es la intensidad dependiendo que los aparatos que se conectan.

El generador de Van de Graaff es muy simple, consta de un motor, dos poleas, una correa o cinta, dos peines o terminales hechos de finos hilos de cobre y una esfera hueca donde se acumula la carga transportada por la cinta.

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Two men pull on a 31-kg box with forces 8.3 N and 6.6 N in opposite directions.
kykrilka [37]

The resultant acceleration of the box is 0.055 m/s² in the direction of the greater force.

The given parameters:

  • Mass of the box, m = 31 kg
  • Two applied forces, = 8.3 N and 6.6 N

<h3>Resultant force on the box</h3>

The resultant force on the box is calculated as follows;

F_{net} = F_1 - F_2\\\\F_{net} = 8.3 \ N - \ 6.6 \ N\\\\F_{net} = 1.7 \ N

<h3>Resultant acceleration of the box</h3>

The resultant acceleration of the box is calculated as follows;

F = ma\\\\a = \frac{F}{m} \\\\a = \frac{1.7}{31} \\\\a = 0.055  \ m/s^2

Thus, the resultant acceleration of the box is 0.055 m/s² in the direction of the greater force.

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2 years ago
What is the most important consideration for environmental policy makers?
Nutka1998 [239]
The most important consideration for environmental policy makers would be : environmental health
The basic purpose in creating environmental policy is maintaining the health of the population. the policies that created by the policy makers should be created to prevent any type of damage to population's well being

hope this helps
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