A rigid beam ABCD is hinged at D and supported by two springs at A and B as shown in the given figure. The beam carries a vertical load P and C. the stiffness of spring at A is 2K and that of B is K.

What will be the ratio of forces of spring at A and that of spring at B?

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1.	What will be the modulus of rigidity if the value of modulus of elasticity is 200 and Poissons ratio is 0.25?
A.	70
B.	80
C.	125
D.	250
Answer» C. 125

Discussion

2.	A rigid beam ABCD is hinged at D and supported by two springs at A and B as shown in the given figure. The beam carries a vertical load P and C. the stiffness of spring at A is 2K and that of B is K.
A.	What will be the ratio of forces of spring at A and that of spring at B?
B.	4
C.	3
D.	2
E.	1
Answer» C. 3

Discussion

3.	What will be the elastic modulus of a material if the Poisson’s ratio for that material is 0.5?
A.	Equal to its shear modulus
B.	Three times its shear modulus
C.	Four times its shear modulus
D.	Not determinable
Answer» C. Four times its shear modulus

Discussion

Explore topic-wise MCQs in Strength of Materials Questions and Answers.

What will be the modulus of rigidity if the value of modulus of elasticity is 200 and Poissons ratio is 0.25?

A rigid beam ABCD is hinged at D and supported by two springs at A and B as shown in the given figure. The beam carries a vertical load P and C. the stiffness of spring at A is 2K and that of B is K.

What will be the elastic modulus of a material if the Poisson’s ratio for that material is 0.5?