211.  Allowable shear strength of concrete, depends upoi,
A. shear strength
B. tensile strength
C. compressive strength
D. none of these

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212.  Permissible compressive strength of M 200 concrete grade is
A. 100 kg/cm2
B. 150 kg/cm2
C. 200 kg/cm2
D. 250 kg/cm2

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213.  Permissible compressive strength of M 150 concrete grade is
A. 100 kg/cm2
B. 150 kg/cm2
C. 200 kg/cm2
D. 250 kg/cm2

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214.  Permissible compressive strength of M 200 concrete grade is
A. 100 kg/cm2
B. 150 kg/cm2
C. 200 kg/cm2
D. 250 kg/cm2

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215.  Permissible compressive strength of M 300 concrete grade is
A. 100 kg/cm2
B. 150 kg/cm2
C. 200 kg/cm2
D. 300 kg/cm2

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216.  Le-Chatelier's apparatus is used for testing
A. soundness of cement
B. hardness of cement
C. strength of cement
D. durability of cement

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217.  Slump test is done for
A. clay
B. sand
C. lime
D. concrete

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