A simply supported beam shown in figure has a span length, L$.$ equal $4m,$ carrying a uniformaly distributed load, w equal $2to\frac{n}{m}.$ the cross section area has $H$ section shape the dimension of the flange and web are $8^{**}3cm$ and ${12}^{**}1cm,$ respectively.

$16-$ The shear force at a distance equal $1m$ from the support equal

A$-1$ t

B$-2t$

C$-4t$

D$-8t$

At the section apart $1m$ from the support

The shear stress at point $(1)$ is

A$-2$

B$-4$

C$-6$

$18-$ The shear stress at point $(2)$ in $k\frac{g}{c}{m}^2$ is

A$.15\mathrm{.}6$

B$.25$

C$.62\mathrm{.}5$

The shear stress at point $(3)$ in $k\frac{g}{c}{m}^2$ is

A$.15\mathrm{.}6$

B$-25$

C$62\mathrm{.}5$

$20-$ The shear stress at point $(4)$ in $k\frac{g}{c}{m}^2$ is

A$.15\mathrm{.}6t$

B$-25t$

C$-62\mathrm{.}5t$

$21-$ The moment of inertia about $x$ axis in $c{m}^4$

A$-4086$

$,$ B$-2880$

C$-3160$

D$-$ Neither one

D$-$ Neither one

D$-$Neither one

D$.$ Neither one

D$-$ Neither one

$22-$

The maximum bending moment in $t.m$ is

A$-2$

B$-3$

C$-4$

D$-$ Neither one

At the section of maximum bending moment

$23-$

The normal stress at point $(1)$ in $k\frac{g}{c}{m}^2$

A$-1250$

B$-2000$

C$-2250$

D$.$ Neither one

$24$The normal stress at point $(2)$ in $k\frac{g}{c}{m}^2$

A$-1250$

B$-2000$

C$2250$

D$-81$

$25$The normal stress at point

$(4)$ in $k\frac{g}{c}{m}^2$

A$.1250$

B$.2000$

c$.2250$

DNeither one

b$.$ Netther one

If the $H$ section is broken from the middle and it is recommended to fix it by putting a plate from the top and bottom of the $H$ section

$26-$ If the width of the plate is $8cm$ and it is allowable tensile strength is $2000k\frac{g}{c}{m}^2$ the thickness of the plate will be equal

A$-0\mathrm{.}5cm$

B$-1\mathrm{.}3cm$

C$-2\mathrm{.}4cm$

D$-$ Neither one

$27-$ If the width of the plate is $8cm$ and the thickness of the plate is $2cm,$ the allowable tensile strength in $k\frac{g}{c}{m}^2$ will be equal

A$-1250k\frac{g}{c}{m}^2$

b$-2000k\frac{g}{c}{m}^2$

C$-2250k\frac{g}{c}{m}^2$

D$-$ Neither one

$28-$ the width of the plate will be equal $.......$if the allowable tensile strength is $2000k\frac{g}{c}{m}^2$ and the thickness of the plate is $2cm$

A$-1cm$

B$-5cm$

C$-10cm$

D$-$ Neither one

$29.$

If the width of the plate is $5cm,$ the allowable tensile strength is $2000k\frac{g}{c}{m}^2$ and the thickness of the plate is $2cm$ and plate is installed in the $H$ beam with bolts each bolt has a cross sectional area equal $2c{m}^2$ and allowble shear strength equal $1000k\frac{g}{c}{m}^2$ the number of bolts from each side of the crack will be

A$-2$

$B-5$

c$-10$

D$-$neither one

$30-$ If the width of the plate is $8cm,$ the allowable tensile strength is $2000k\frac{g}{c}{m}^2$ and the thickness of the plate is $2cm$ and plate is installed in the $H$ beam with bolts, each bolt has a cross sectional area equal $2c{m}^2$ and allowble shear strength equal $1000k\frac{g}{c}{m}^2$ the number of bolts from each side of the crack will be

A$-2$

B$-5$

C$-10$

D$.$ Neither one