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B) A In a metal casting process, molten copper alloy is poured into a sand mould. The level of molten metal in the pouring basin is at a height of 300 mm from the runner having diameter of 10 mm. If the density and melting temperature of molten copper alloy are 9000kg / m * 3 and 1000 C respectively then the rate of flow of molten metal into the mould neglecting friction and other losses, in c * m * 3 / s is.?
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B) A In a metal casting process, molten copper alloy is poured into a ...
Calculation of the rate of flow of molten metal into the mould in cm³/s:

Given data:
- Height of molten metal in the pouring basin (h) = 300 mm = 0.3 m
- Diameter of the runner (d) = 10 mm = 0.01 m
- Density of molten copper alloy (ρ) = 9000 kg/m³
- Melting temperature of molten copper alloy (T) = 1000 °C

Step 1: Calculating the cross-sectional area of the runner
The cross-sectional area (A) of the runner can be calculated using the formula for the area of a circle:

A = π * (d/2)²
= π * (0.01/2)²
= π * 0.00025
≈ 0.000785 m²

Step 2: Calculating the volume of molten metal flowing per second
The volume of molten metal flowing per second can be calculated using the formula:

Volume = Area * Height
= A * h
= 0.000785 * 0.3
= 0.0002355 m³/s

Step 3: Converting the volume to cm³/s
To convert the volume to cm³/s, we can multiply the volume by 1000000 (since 1 m³ = 1000000 cm³):

Volume (cm³/s) = Volume (m³/s) * 1000000
= 0.0002355 * 1000000
= 235.5 cm³/s

Therefore, the rate of flow of molten metal into the mould, neglecting friction and other losses, is 235.5 cm³/s.

Explanation:
- The rate of flow of molten metal into the mould is determined by the height of the molten metal in the pouring basin and the cross-sectional area of the runner.
- The height of the molten metal provides the driving force for the flow, while the cross-sectional area of the runner determines the amount of molten metal that can flow through it per unit time.
- By calculating the cross-sectional area of the runner and multiplying it by the height of the molten metal, we can determine the volume of molten metal flowing per second.
- To convert the volume from cubic meters per second to cubic centimeters per second, we multiply it by a factor of 1000000.
- Therefore, the rate of flow of molten metal into the mould, neglecting friction and other losses, is 235.5 cm³/s.
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B) A In a metal casting process, molten copper alloy is poured into a sand mould. The level of molten metal in the pouring basin is at a height of 300 mm from the runner having diameter of 10 mm. If the density and melting temperature of molten copper alloy are 9000kg / m * 3 and 1000 C respectively then the rate of flow of molten metal into the mould neglecting friction and other losses, in c * m * 3 / s is.?
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B) A In a metal casting process, molten copper alloy is poured into a sand mould. The level of molten metal in the pouring basin is at a height of 300 mm from the runner having diameter of 10 mm. If the density and melting temperature of molten copper alloy are 9000kg / m * 3 and 1000 C respectively then the rate of flow of molten metal into the mould neglecting friction and other losses, in c * m * 3 / s is.? for Mechanical Engineering 2024 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about B) A In a metal casting process, molten copper alloy is poured into a sand mould. The level of molten metal in the pouring basin is at a height of 300 mm from the runner having diameter of 10 mm. If the density and melting temperature of molten copper alloy are 9000kg / m * 3 and 1000 C respectively then the rate of flow of molten metal into the mould neglecting friction and other losses, in c * m * 3 / s is.? covers all topics & solutions for Mechanical Engineering 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for B) A In a metal casting process, molten copper alloy is poured into a sand mould. The level of molten metal in the pouring basin is at a height of 300 mm from the runner having diameter of 10 mm. If the density and melting temperature of molten copper alloy are 9000kg / m * 3 and 1000 C respectively then the rate of flow of molten metal into the mould neglecting friction and other losses, in c * m * 3 / s is.?.
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