A square section with side b of a beam is subjected a shear force of F, the magnitude of shear stress at the top edge the square is

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AF/b²

B0.55 F/b²

CZero

D1.5 F/b²

Answer:

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The unit weight of RCC in kg/m³ is

Statements followed by some conclusions are given below.

Statements:

1. Some blues are violets whereas some are purples.

2. All oranges are reds and some reds are violets.

3. All purples are red.

Conclusions:

I. Some reds are blues.

II. Some oranges are violets.

Find which of the given conclusions logically follow from the given statements.

A. Only conclusion I follows.

B. Only conclusion II follows.

C. Both I and II follow.

D. Neither I nor II follows.