Q. On calculating the natural frequency of the system, Barken did not take into account of __________

View solution

Q. What are the methods for determining the natural frequency of the foundation of soil system?

View solution

Q. In a damped force vibratory system, the support is derived by _______

View solution

Q. The size of co-vibrating body of soil depends on _________

View solution

Q. The mass of co-vibrating soil is called __________

View solution

Q. Recommended design value for permissible load on soil under the action of static load, for rock type soil group is ________

View solution

Q. The bulb of pressure concept for calculating the apparent mass of soil was introduced by _________

View solution

Q. An aim of the foundation designer should be such that the frequency ratio f/fn is either less than _________

View solution

Q. The method of Barken is based on the assumption of ___________

View solution

Q. The rotation of foundation about y axes is known as _____________

View solution

Q. Barken’s method is used in ___________ places.

View solution

Q. If the combined C.G. of the machine and foundation lies in the same vertical line, then the twisting modes are _________

View solution

Q. The value of kx for the elastic support of soil is given by which of the following expression?

View solution

Q. The permissible amplitude should not exceed ___________ for reciprocating machine.

View solution

Q. The methods of Pauw and Balakrishna Rao are based on ___________ assumptions.

View solution

Q. According to Barken, the value of the coefficient of elastic uniform shear is taken as __________

View solution

Q. If foundation block is supported by an elastic pad of contact area A and thickness t, the value of stiffness factor for vertical motion is given by which of the following expression?

View solution

Q. The two natural frequencies representing the couple motion, in sliding and rocking motion is ___________

View solution