# [A + (m - 1) A_{SC}] known as equivalent concrete area of R.C.C. is given by

A. Modular ratio method

B. Load factor method

C. Ultimate load method

D. None of these

**Answer: Option A **

**Distribution of shear intensity over a rectangular section of a beam, follows:**

A. A circular curve

B. A straight line

C. A parabolic curve

D. An elliptical curve

**If the shear stress in a R.C.C. beam is**

A. Equal or less than 5 kg/cm^{2}, no shear reinforcement is provided

B. Greater than 4 kg/cm^{2}, but less than 20 kg/cm^{2}, shear reinforcement is provided

C. Greater than 20 kg/cm^{2}, the size of the section is changed

D. All the above

**In a pre-stressed member it is advisable to use**

A. Low strength concrete only

B. High strength concrete only

C. Low strength concrete but high tensile steel

D. High strength concrete and high tensile steel

**In a simply supported slab, alternate bars are curtailed at**

A. $${\frac{1}{4}^{{\text{th}}}}$$ of the span

B. $${\frac{1}{5}^{{\text{th}}}}$$ of the span

C. $${\frac{1}{6}^{{\text{th}}}}$$ of the span

D. $${\frac{1}{7}^{{\text{th}}}}$$ of the span

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