B.riding on a ferris wheel
E.a satellite orbiting the Earth
Explanation:
A person riding on a ferris wheel and a satellite orbiting the earth both depicts circular motion.
Circular motion is the motion of a body about a fixed axis or center.
- The motion path of the body forms a circle around the center.
- In circular motion, the travel path is along a circle.
- An orbiting satellite traces out its orbit round the earth.
- At certain times, it passes through that point over and over again.
- This is similar to that of a ferris wheel
Other options gives other types of motion.
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Answer:
it makes most recourses and gives us most of a materials
Explanation:
Answer:
= 53.4 m/s
Explanation:
Velocity of a sound is given by the formula;
Velocity = Frequency × 2 (Length)
Frequency = 30 Hz
Length = 89 cm, equivalent to 0.89 M
Therefore;
Velocity = 30 × 2 ×0.89
= 53.4 m/s
Thus; the velocity or the speed of sound is 53.4 m/s
Answer:
r = 14.13 m
Explanation:
Given that,
Charge 1, q₁ = +0.0129 C
Charge 2, q₂ = -0.00707 C
The force between charges, F = 4110 N
We need to find the distance between charges. The formula for the force between charges is given by :

Where
r is the distance between charges
So,

So, the distance between charges is equal to 14.13 m.