Related Questions

When the axis of load lies in the plane of rivet group, then the most heavily loaded rivet will be the one which (where, Fa is the load shared by each rivet due to axial load and Fm is the shearing load due to moment in any rivet.)
A Is at the maximum distance from CG of the rivet group
B Is at the minimum distance from CG of the rivet group
C Gives the maximum angle between the two forces Fa and Fm
D Gives the minimum angle between the two forces Fa and Fm
In testing a pile by load test, pile platform is loaded with one and half times the design load and a maximum settlement is noted. The load is gradually removed and the consequent rebound is measured. For a safe pile, the net settlement (i.e. total settlement minus rebound) per tonne of test load should not exceed
A 10 mm
B 15 mm
C 20 mm
D 25 mm
A single phase transformer has a maximum efficiency of 90% at full load and unity power factor. Efficiency at half load at the same power factor is -
A 87.8%
B 86.7%
C 88.26%
D 88.9%
A connecting rod subjected to an axial load may buckle with
A X-axis as neutral axis
B Y-axis as neutral axis
C X-axis or Y-axis as neutral axis
D Z-axis
The connecting rod bolts are tightened up with initial tension greater than the external load so that
A Joint may not open up
B Bolts are weakest elements
C The resultant load on the bolt would not be affected by the external cyclic load
D Bolts will not loosen during service
Resistance variation method of temperature control is done by connecting resistance elements in
A Series
B Parallel
C Series-parallel connections
D All of the above ways
The load factors for live load and dead load are taken respectively as
A 1.5 and 2.2
B 2.2 and 1.5
C 1.5 and 1.5
D 2.2 and 2.2
The simply supported beam 'A' of length '$$l$$' carries a central point load 'W'. Another beam 'B' is loaded with a uniformly distributed load such that the total load on the beam is 'W'. The ratio of maximum deflections between beams 'A' and 'B' is
A $$\frac{5}{8}$$
B $$\frac{8}{5}$$
C $$\frac{5}{4}$$
D $$\frac{4}{5}$$
Power electronics essentially deals with control of a.c. power at ___________.
A Frequencies above 20 kHz
B Frequencies above 1000 kHz
C Frequencies less than 10 Hz
D 50 Hz frequency
Power factor of an inductive circuit is usually improved by connecting capacitor to it in
A Parallel
B Series
C Either A or B
D None of the above

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