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vekshin1
2 years ago
7

4.A 200 kg cannon fires a 5 kg chicken into the air at a velocity of 100

Physics
1 answer:
exis [7]2 years ago
4 0

Answer:

-2.5

Explanation:

5kg in grams = 5000

200kg in grams = 200,000

V2 = - (M1/M2) V1

Vc = - (Mh/Mc) Vh

Vc = - (5000/200000) 100

Vc = -2.5 units/second

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A bucket of water is being raised from a well using a rope. If the bucket of water has a mass of 6.2 kg, how much force (in N) m
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Answer:

6.2N force

Explanation:

According to Newton's second law of motion, force is equal to the product of the mass of a body and its acceleration. Mathematically,

Force = mass × acceleration

Given mass of bucket of water = 6.2kg

acceleration of the bucket = 1m/s²

Force exerted on the rope = 6.2 × 1

= 6.2N

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2 years ago
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The specification limits for a product are 8 cm and 10 cm. A process that produces the product has a mean of 9.5 cm and a standa
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Answer:

The value of Cpk is 0.83.

Explanation:

Given that,

Upper specification limits = 10 cm

lower specification limits = 8 cm

Mean = 9.5

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Using formula of Cpk

Cpk=min(\dfrac{USL-mean}{3\times SD}, \dfrac{mean-LSL}{3\times SD})

Put the value into the formula

Cpk=min(\dfrac{10-9.5}{3\times0.2}, \dfrac{9.5-8}{3\times0.2})

Cpk=min(0.83,2.5)

Cpk=0.83

Hence, The value of Cpk is 0.83.

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2 years ago
Boyle's Law states that when a sample of gas is compressed at a constant temperature, the pressure P and the volume V satisfy th
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