Steel rods are normally used for concrete reinforcement because concrete and steel have almost equal

If the main reinforcement of the slab is parallel to a T-beam, the transverse reinforcement at mid span of the slab is provided at least __________ of main reinforcement.

A

40%

B

50%

C

60%

D

70%

The diameter of transverse reinforcement of columns should be equal to one-fourth of the diameter of the main steel rods but not less than

A

4 mm

B

5 mm

C

6 mm

D

7 mm

three meauring rods are 64 cm, 80 cm and 96 cm in length, What is the least length of cloth that can be measured exact number of times using any one of these rods ?

A

9.60 m

B

8,0 m

C

9.60 cm

D

96m

Three measuring rods are 64 cm, 80 cm and 96 cm in length. what is the least length of cloth that can be measured exact number of times using any one of these rods?

A

9.60 m

B

8.0 m

C

9.60 cm

D

96 m

Steel rods are used in reinforced concrete to increase its __________ strength.

A

Shear

B

Tensile

C

Compressive

D

None of these

Two rods, one of copper and other of steel, experience the same upthrust when placed in water.Thus, both have

A

Equal volume

B

Equal weight

C

Equal density

D

Equal mass

Carbon rods are used in wet and dry cells because

A

Carbon rod serves as conductor

B

Carbon can resist the attack of battery acid

C

Both A and B

D

Either A or B

A double acting reciprocating pump compared to a single acting pump (of almost same size working under same pressure levels) would give almost double

A

Head

B

Discharge

C

Efficiency

D

None of these

When almost all the elevated portions are worn down by river erosion reducing an area to almost a plain region, it is termed as

A

Fanplain

B

Panplain

C

Pediplain

D

Peneplain

In a doubly-reinforced beam if ‘c’ and ‘t’ are stresses in concrete and tension reinforcement, ‘d’ is the effective depth and ‘n’ is depth of critical neutral axis, the following relationship holds good

A

$$\frac{{{\text{mc}}}}{{\text{t}}} = \frac{{\text{n}}}{{{\text{d}} - {\text{n}}}}$$

B

$$\frac{{{\text{m}} + {\text{c}}}}{{\text{t}}} = \frac{{\text{n}}}{{{\text{d}} + {\text{n}}}}$$

C

$$\frac{{{\text{t}} + {\text{c}}}}{{\text{m}}} = \frac{{{\text{d}} + {\text{n}}}}{{\text{n}}}$$

D

$$\frac{{\text{m}}}{{{\text{t}} + {\text{c}}}} = \frac{{\text{n}}}{{{\text{d}} - {\text{n}}}}$$

Steel rods are normally used for concrete reinforcement because concrete and steel have almost equal

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