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DaniilM [7]
3 years ago
13

Prove velocity square = U square+2as​

Physics
1 answer:
viktelen [127]3 years ago
6 0

bad handwriting tho........... hope u understand

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ASAP need physics help please:)
boyakko [2]

Answer:

plantation of force of the earth acting on 15 kg of object on free fall the acceleration of free fall said about it now it is year 15 kg then it becomes 1.53 Newton

3 0
3 years ago
A charge +1.9 μC is placed at the center of the hollow spherical conductor with the inner radius 3.8 cm and outer radius 5.6 cm.
Archy [21]

To solve this problem we will apply the concepts related to load balancing. We will begin by defining what charges are acting inside and which charges are placed outside.

PART A)

The charge of the conducting shell is distributed only on its external surface. The point charge induces a negative charge on the inner surface of the conducting shell:

Q_{int}=-Q1=-1.9*10^{-6} C. This is the total charge on the inner surface of the conducting shell.

PART B)

The positive charge (of the same value) on the external surface of the conducting shell is:

Q_{ext}=+Q_1=1.9*10^{-6} C

The driver's net load is distributed through its outer surface. When inducing the new load, the total external load will be given by,

Q_{ext, Total}=Q_2+Q_{ext}

Q_{ext, Total}=1.9+3.8

Q_{ext, Total}=5.7 \mu C

5 0
4 years ago
Electromagnets can be used to lock doors. How could an engineer increase the strength of an electromagnetic lock? Check all that
ddd [48]

The answer should be A

3 0
4 years ago
Consider a uniform hoop of radius r and mass m rolling without slipping. which is larger, its translational kinetic energy or it
OlgaM077 [116]
<span>translational kinetic energy is larger than its rotational kinetic energy</span>
3 0
3 years ago
a 74.9 kg person sits at rest on an icy pond holding a physics book. he throws the physics book west at 8.25 m/s and he recoils
kifflom [539]

Answer:

1.95 kg

Explanation:

Momentum is conserved.

m₁ u₁ + m₂ u₂ = m₁ v₁ + m₂ v₂

0 = (74.9) (-0.215) + m (8.25)

m = 1.95

3 0
3 years ago
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