HAVI Engineering India Design Engineer Interview Questions and Answers

Peoples who come for joining the company they know the method to solve the aptitude test

GD is kept because to know that guy is eligible for doing work or not

Q1. Asking basic questions from the courses what they had do.
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Q2. Checking he is eligible for to the work or not.
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Q1. Interviewer has to see his confidence, dressing style, straight forward or not.
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Q2. Check the he is able to except the challenge or not.
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Q1. How much salary that person is wants.
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Q2. Salary gives based on the experience of doing the work and based on his knowledge.
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Q1. M15 grade ratio
Ans. 
M15 grade ratio is the mix ratio of concrete used in construction projects.
• M15 grade concrete has a mix ratio of 1:2:4 (1 part cement, 2 parts sand, 4 parts aggregate)

• It is commonly used for non-structural works like flooring, pathways, etc.

• The strength of M15 grade concrete is 15 MPa after 28 days of curing
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Q1. Minimum grade of concrete
Ans. 
Minimum grade of concrete is M10, which is used for plain cement concrete works.
• Minimum grade of concrete is M10 as per IS 456:2000.

• M10 grade concrete has a compressive strength of 10 N/mm^2 after 28 days of curing.

• It is commonly used for plain cement concrete works like levelling course, bedding for footing, etc.
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