What will happen if you rub two different materials together?
2 answers:
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Answer:
a)
b)
Explanation:
From the question we are told that:
Velocity of eagle
Frequency of eagle
Velocity of Black bird
Speed of sound
a)
Generally the equation for Frequency is mathematically given by
b)
Generally the equation for Frequency is mathematically given by
Answer:
The value is
Explanation:
From the question we are told that
The mass of the bullet is
The mass of the wood is
The height attained by the combined mass is
Generally according to the law of energy conservation
Here is the kinetic energy of the bullet before collision.
and is the potential energy of the combined mass of bullet and wood at the height h which is mathematically represented as
So
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