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Flexural Formula vs Torsional Formula - II Starter Quiz

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Question 1

In which of the following cases, a particular/segment of the span is subjected pure bending?

(i)

(ii)

(iii)

(iv)

Question 2

A rectangular beam of dimensions ‘b x d’ is to be cut from a circular log of wood of diameter D . For the beam to be strongest in bending, the dimensions will be

Question 3

A solid circular shaft is subjected to pure torsion. The ratio of maximum shear to maximum normal stress at any point would be _______.

Question 4Multiple Correct Options

The maximum shear stress induced on applying torsion to circular shaft of radius  over length of 5m is 220 N/mm2 . Modulus of rigidity of shaft is 6 × 104 N/mm2. The twist generated is?

Question 5

A shaft operating at a frequency of 50 Hz is used to transmit 25 kW power. The torque which must be provided is ____Nm.

Question 6

The ratio of bending strength of the square section to that of circular section is ______.

The cross-sectional area for the both beams are same and they are composed of identical materials.

Question 7

A solid shaft of 200 mm diameter is transmitting a torque of 20 kNm at the same time it is subjected to a berding moment of 15 kNm and axial thrust of 200 kN.

The bending stress at the point B is _______.

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Jun 23ESE & GATE CE