The strain energy stored in a spring when subjected to greatest load without being permanently distorted, is called Stiffness Proof resilience Proof load Proof stress TRUE ANSWER : ? YOUR ANSWER : ?
The equivalent length of a column of length L, having both the ends hinged, is 2L L L/2 S TRUE ANSWER : ? YOUR ANSWER : ?
The point of contraflexure is the point where M. changes sign M. is maximum M. is minimum S.F. is zero TRUE ANSWER : ? YOUR ANSWER : ?
If a three hinged parabolic arch, (span l, rise h) is carrying a uniformly distributed load w/unit length over the entire span, S.F. will be zero throughout Horizontal thrust is wl2/8h B.M. will be zero throughout All of these TRUE ANSWER : ? YOUR ANSWER : ?
A shaft rotating N.R.M. under a torque T, transmits a power /60 Newton metres/sec /60 Newton metres/min /30 Newton metres/sec /30 Newton metres/min TRUE ANSWER : ? YOUR ANSWER : ?
A cantilever of length 2 cm and depth 10 cm tapers in plan from a width 24 cm to zero at its free end. If the modulus of elasticity of the material is 0.2 × 106 N/mm², the deflection of the free end, is 4 mm 2 mm 5 mm 3 mm TRUE ANSWER : ? YOUR ANSWER : ?
Stress may be defined as Force per unit area None of these Force per unit length Force per unit volume TRUE ANSWER : ? YOUR ANSWER : ?
Pick up the incorrect statement from the following: The torsional resistance of a shaft is directly proportional to Modulus of rigidity Reciprocal of the length of the shaft Angle of twist Moment of inertia of the shaft section TRUE ANSWER : ? YOUR ANSWER : ?
Principal planes are subjected to Tangential stresses only Normal stresses as well as tangential stresses None of these Normal stresses only TRUE ANSWER : ? YOUR ANSWER : ?
The stiffness of the close coil helical spring is d4N/8D3n d4N/4D3n 4D3N/d4n 8D3N/d4n TRUE ANSWER : ? YOUR ANSWER : ?