545

•7–1. Determine the internal normal force and shear

force, and the bending moment in the beam at points C and

D.Assume the support at B is a roller. Point C is located just

to the right of the 8-kip load.

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exist. No portion of this material may be reproduced, in any form or by any means, without permission in writing from the publisher.

40 kip � ft

8 ft8 ft 8 ft

8 kip

ABC D

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546

7–2. Determine the shear force and moment at points C

and D.

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exist. No portion of this material may be reproduced, in any form or by any means, without permission in writing from the publisher.

6 ft

AC D

E

B

6 ft2 ft

4 ft 4 ft

300 lb200 lb500 lb

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547

7–3. Determine the internal normal force, shear force, and

moment at point C in the simply supported beam. Point C is

located just to the right of the 1500-lb ft couple moment.–

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exist. No portion of this material may be reproduced, in any form or by any means, without permission in writing from the publisher.

BA

C

500 lb/ft

1500 lb � ft

6 ft

30�

6 ft

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548

*7–4. Determine the internal normal force, shear force,

and moment at points E and F in the beam.

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exist. No portion of this material may be reproduced, in any form or by any means, without permission in writing from the publisher.

D BAE F

1.5 m

300 N/m

45�

1.5 m 1.5 m 1.5 m

C

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549

•7–5. Determine the internal normal force, shear force,

and moment at point C.

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exist. No portion of this material may be reproduced, in any form or by any means, without permission in writing from the publisher.

3 m 2 m

1.5 m

1 m

0.2 m400 N

A

C

B

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550

7–6. Determine the internal normal force, shear force, and

moment at point C in the simply supported beam.

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exist. No portion of this material may be reproduced, in any form or by any means, without permission in writing from the publisher.

C

BA

3 m

4 kN/m

3 m

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551

7–7. Determine the internal normal force, shear force, and

moment at point C in the cantilever beam.

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exist. No portion of this material may be reproduced, in any form or by any means, without permission in writing from the publisher.

AB

C

w0

L––2

L––2

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*7–8. Determine the internal normal force, shear force,

and moment at points C and D in the simply supported

beam. Point D is located just to the left of the 5-kN force.

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exist. No portion of this material may be reproduced, in any form or by any means, without permission in writing from the publisher.

A

C D

B

3 kN/m

5 kN

3 m1.5 m 1.5 m

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553

•7–9. The bolt shank is subjected to a tension of 80 lb.

Determine the internal normal force, shear force, and

moment at point C.

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exist. No portion of this material may be reproduced, in any form or by any means, without permission in writing from the publisher.

A B

C

90�6 in.

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554

7–10. Determine the internal normal force, shear force,

and moment at point C in the double-overhang beam.

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exist. No portion of this material may be reproduced, in any form or by any means, without permission in writing from the publisher.

AC

B

1.5 m

3 kN/m

1.5 m 1.5 m 1.5 m

7 Solutions 44918 1/27/09 10:38 AM Page 554