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DaniilM [7]
4 years ago
11

What determines how many electrons will leave a piece of metal in the photoelectric effect

Physics
2 answers:
pantera1 [17]4 years ago
5 0
The electrons in a piece of metal will leave when the polarized magnesis effect is reppeled and heated up to a certain tempeture.
GalinKa [24]4 years ago
4 0

Answer:

Work function is the minimum energy that is required by an electron to leave the metal target in the photoelectric effect

Explanation:

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A rocket sled for testing equipment under large accelerations starts at rest and accelerates according to the expression a = (3.
mash [69]

Answer:

9.6 m

Explanation:

This is a  case of motion under variable acceleration . So no law of motion formula will be applicable here. We shall have to integrate the given equation .

a = 3.6 t + 5.6

d²x / dt² = 3.6 t + 5.6

Integrating on both sides

dx /dt = 3.6 t² / 2 + 5.6 t + c

where c is a constant.

dx /dt = 1.8  t²  + 5.6 t + c

when t = 0 , velocity dx /dt is zero

Putting these values in the equation above

0 = 0 +0 + c

c = 0

dx /dt = 1.8  t²  + 5.6 t

Again integrating on both sides

x = 1.8 t³ / 3 + 5.6 x t² /2 + c₁

x = 0.6 t³  + 2.8  t²  + c₁

when t =0,  x = 0

c₁ = 0

x = 0.6 t³  + 2.8  t²  

when t = 1.6

x = .6 x 1.6³ + 2.8 x 1.6²

= 2.4576 + 7.168

= 9.6256

9.6 m

5 0
3 years ago
What is the source of all waves?
ycow [4]

Answer:The source of all wave motion is a disturbance in matter or a vibration. Think about a water wave.

Explanation:

8 0
4 years ago
Read 2 more answers
4. A lamp in a circuit has 4 Amps of current. If there is 32 12 of resistance
My name is Ann [436]

Answer:

your mum because I don't know how to explain why she was doing it but I think I have to do it myself again but it was just the way

8 0
3 years ago
Electromagnetic waves can behave like particles
Ilya [14]
Yes they can.  Uh-huh.  Indubitably.  That's right, Vanessa.  It's true.

A better way to say it might be:

         Electromagnetic radiation can behave like waves AND like particles.
3 0
3 years ago
You can analogize the photoelectric energy to
Anon25 [30]

Answer:

a useful sporting analogy ... Teachers of science routinely use analogies to help ... balls over the bar and you will probably find that.

5 0
3 years ago
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