a body is thrown up with a kinetic energy of 10 joule if the if it's attains a maximum height of 5m find the mass of the body
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Answered by
8
Hello Mate!
Since we know that,
According to the law of conservation of energy,
Potential energy = Kinetic energy
U = K.E
mgh = ½ mv²
√2gh = v
√( 2 × 10 × 5 ) = v
10 m/s = v
Hence,
K.E = ½ mv²
10 J = ½ × m × 10²
10 J = 50 m
0.2 kg = mass.
Hence, mass if body is 0.2 kg.
Have great future ahead!
Since we know that,
According to the law of conservation of energy,
Potential energy = Kinetic energy
U = K.E
mgh = ½ mv²
√2gh = v
√( 2 × 10 × 5 ) = v
10 m/s = v
Hence,
K.E = ½ mv²
10 J = ½ × m × 10²
10 J = 50 m
0.2 kg = mass.
Hence, mass if body is 0.2 kg.
Have great future ahead!
Answered by
0
Answer:
0.2 kg
Explanation:
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