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IgorC [24]
3 years ago
14

A ball is falling from the second floor balcony to the floor below

Physics
2 answers:
aleksandrvk [35]3 years ago
7 0

Answer:

KE increases and PE decreases

Explanation:

eimsori [14]3 years ago
5 0
KE increase and PE decreases
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Neurons in our bodies carry weak currents that produce detectable magnetic fields. A technique called magnetoencephalography, or
Stolb23 [73]

Answer:

I = (1.80 × 10⁻¹⁰) A

Explanation:

From Biot Savart's law, the magnetic field formula is given as

B = (μ₀I)/(2πr)

B = magnetic field = (1.0 × 10⁻¹⁵) T

μ₀ = magnetic constant = (4π × 10⁻⁷) H/m

r = 3.6 cm = 0.036 m

(1.0 × 10⁻¹⁵) = (4π × 10⁻⁷ × I)/(2π × 0.036)

4π × 10⁻⁷ × I = 1.0 × 10⁻¹⁵ × 2π × 0.036

I = (1.80 × 10⁻¹⁰) A

Hope this Helps!!!

3 0
3 years ago
Question 1 of 10
ivanzaharov [21]
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2 years ago
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A 2500-ohm is connected to a 110v power supply. What is the current through the resistor
Assoli18 [71]

Answer:

0.044 amps

Explanation:

Givens

R = 2500 ohms

E = 110 volts

I = ?

Equation

I = E/R

Solution

I = 110/2500

I = 0.044 amps

7 0
3 years ago
Một lò xo có cấu tạo đồng đều, chiều dài l0 và độ cứng k0 = 30 N/m. Cắt lò xo thành hai phần có chiều dài tương ứng l1 và l2, độ
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If the force on an object is in the negative direction, the work it does on the object must be:.
Inga [223]

Answer:

The work could be either positive or negative, depending on the direction the object moves

Explanation:

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