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olasank [31]
3 years ago
12

Hydropower _____.

Physics
1 answer:
zheka24 [161]3 years ago
7 0
A, the energy of moving water
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1. Consider a 1000 kg car rounding a curve on a flat road of radius 50 m at a speed of
raketka [301]

Answer:

The car will make the turn perfectly

Explanation:

Given that the centripetal force= mv^2/r

M= mass of the car

v = speed of the car

r= radius

Hence;

F = 1000 × (14)^2/50

F= 3920 N

The frictional force = μmg

μ = coefficient of static friction

m= mass

g = acceleration due to gravity

Frictional force= 0.6 × 1000× 10

Frictional force = 6000 N

The car will not skid off the curve because the frictional force is greater than the centripetal force.

6 0
3 years ago
What four regions of the electromagnetic spectrum
MArishka [77]
There are a lot.
Some of them are

Gamma radiation
X-ray radiation
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6 0
3 years ago
PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!! I CANNOT RETAKE THIS!!
Varvara68 [4.7K]

The answer to your question is,

4 kilometers north

-Mabel <3

6 0
3 years ago
What is the pressure at the very bottom of a lake, which is 432 ft deep? (assume an air pressure of 1.013 ✕ 105 pa.)?
aleksley [76]
Preasure at the bottom would be Air Pressure at the top added to the pressure due to the water height.
so pressure = air pressure + hdg
where,
h = depth of the lake, (432ft into metres)
d = density of water (1000kg/m^3)
g = 9.81 m/s^2 (approx.)
8 0
4 years ago
Which interaction of nature is weakest?
LekaFEV [45]
Electromagnetic would be the weakest interaction of nature.
5 0
3 years ago
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