Instrument used to evaluate soil crust strength is
A. Pycnometer
B. Permeameter
C. Penetrometer
D. Irrometer
Answer: Option C
Solution (By Examveda Team)
A penetrometer is an instrument used to evaluate soil crust strength. It is the device to test the strength of any material. It is equipped with a known needle and mass to determine the hardness.A penetrometer is also used to find the toughness of a leaf by measuring the force needed to punch a hole of a certain size through the leaf.
Related Questions on Soil Science
Sources of negative charges on silicate clays is/are
A. Exposed crystal edges
B. Isomorphus substitution
C. Anion exchange
D. All of these
The most conspicuous chemical change that take place when soil is flooded is reduction of
A. Fe
B. P
C. S
D. None of these

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