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On which of the following is the working principle of concrete hammer for nondestructivetest based?
  • a)
    Rebound deflections
  • b)
    Radioactive waves
  • c)
    Ultrasonic pulse
  • d)
    Creep-recovery
Correct answer is option 'A'. Can you explain this answer?
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On which of the following is the working principle of concrete hammer ...

Working Principle of Concrete Hammer for Nondestructive Test

Rebound Deflections
- The working principle of a concrete hammer for nondestructive testing is based on rebound deflections.
- When the hammer strikes the surface of the concrete, it causes a rebound effect due to the elasticity and hardness of the material.
- The rebound distance is measured and correlated to the surface hardness and quality of the concrete.

Explanation
- The rebound deflection method is a widely used technique for assessing the quality and strength of concrete structures.
- It provides a quick and easy way to evaluate the uniformity and integrity of concrete without causing any damage.
- The rebound hammer is a portable device that can be used on-site to assess the strength of concrete in various structures such as buildings, bridges, and pavements.

Advantages
- Nondestructive testing method
- Quick and easy to use
- Portable and convenient for on-site testing
- Provides an indication of concrete strength and quality

In conclusion, the working principle of a concrete hammer for nondestructive testing is based on rebound deflections, where the rebound distance is measured and correlated to the surface hardness and quality of the concrete. This method offers a reliable and efficient way to assess the strength and integrity of concrete structures without causing any damage.
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On which of the following is the working principle of concrete hammer for nondestructivetest based?a)Rebound deflectionsb)Radioactive wavesc)Ultrasonic pulsed)Creep-recoveryCorrect answer is option 'A'. Can you explain this answer?
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