Description : The test data for Notched specimen fall near the ________________ line. a) Soderberg line b) Goodman Line c) Gerber line d) Haig line
Last Answer : b) Goodman Line
Description : Line joining S yt (yield strength of the material) on mean stress axis and S e (endurance limit of the component) on stress amplitude axis is called as _____ a. Goodman line b. Soderberg line c. Gerber line d. None of the above
Last Answer : b. Soderberg line
Description : To predict failure in design components which failure criteria is not assumed, when mean stress and stress amplitude are nonzero? a. Goodman criterion b. Soderberg criteria c. Gerber criteria d. None of the above
Last Answer : d. None of the above
Description : A transmission shaft subjected to pure bending moment should be designed on the basis of (A) Maximum principal stress theory (B) Maximum shear stress theory (C) Distortion energy theory (D) Goodman or Soderberg diagrams
Last Answer : (A) Maximum principal stress theory
Description : What Is The Use Of Goodman & Soderberg Diagrams?
Last Answer : They are used to solve the problems of variable stresses.
Description : The relationship between the alternating stress and mean stress is given by the following equation: σ a =σ e [1-(σ m /σ u )x], where σ e is the fatigue limit for completely reversed loading. The value of x for Gerber line is equal to _________ a) 1 b) 2 c) 0.5 d) -1
Last Answer : b) 2
Description : The relationship between the alternating stress and mean stress is given by the following equation: σ a = σ e [1-(σ m /σ u ) x ]. The value of x for Goodman line is equal to _________ a) 1 b) 2 c) 0.5 d) -1
Last Answer : a) 1
Description : Which of the following equations is correct for Soderberg Criteria? a. (σ m / S ut ) + (σ a / S e ) = (1 / N f ) b. (σ m / S ut ) - (σ a / S e ) = (1 / N f ) c. (σ m / S yt ) + (σ a / S e ) = (1 / N f ) d. (σ m / S ut ) - (σ a / S e ) = (1 / N f )
Last Answer : c. (σ m / S yt ) + (σ a / S e ) = (1 / N f )
Description : In which of the following case stress concentration factor is ignored? a) Ductile material under static load b) Ductile material under fluctuating load c) Brittle material under static load
Last Answer : a) Ductile material under static load
Description : In a ductile material, the strength are (a)Firstly Ultimate >yield > elastic limit (b) Secondly Ultimate > yield =elastic limit (c) Thirdly Ultimate=yield=elastic limit (d) None
Last Answer : (a)Firstly Ultimate >yield > elastic limit
Description : A ductile material may not meet a failure if it has been tested for the theories of failure (a) Firstly Maximum Shear Stress Theory (b) Secondly Maximum Shear Strain Energy Theory (c) Both (a) & (b) (d) None
Last Answer : (c) Both (a) & (b)
Description : A ductile material may not meet a failure if it has been tested for the theories of failure (a) Firstly Maximum Principal Theory (b) Secondly Maximum Principal Strain Theory (c) Thirdly Maximum principal strain energy theory (d) None
Last Answer : (d) None
Description : Distortion energy theorem is not recommended for ductile materials. a) True b) False
Last Answer : b) False
Description : Theories of elastic failure while dealing with ductile materials consider the failure criterion as (a) Ultimate stress (b) Yield stress (c) Both ultimate and yield stress (d) None
Last Answer : (b) Yield stress
Description : Maximum total strain energy theory is applicable to (a) Ductile materials (b) Brittle materials (c) Composite materials (d) None
Last Answer : (a) Ductile materials
Last Answer : (b) Brittle materials
Description : Maximum principal strain theory is applicable to (a) Ductile materials (b) Brittle materials (c) Composite materials (d) None
Description : Maximum shear stress theory is applicable to (a) Ductile materials (b) Brittle materials (c) Composite materials
Description : Maximum principal stress theory is applicable to (a) Ductile materials (b) Brittle materials (c) Composite materials (d) None
Description : Manganese is added in low carbon steel to A. Make the steel tougher and harder B. Raise the yield point C. Make the steel ductile and of good bending qualities D. All of the above
Last Answer : C. Make the steel ductile and of good bending qualities
Description : The tendency of a deformed solid to regain its actual proportions instantly upon unloading known as ______________ a) Perfectly elastic b) Delayed elasticity c) Inelastic effect d) Plasticity
Last Answer : a) Perfectly elastic
Description : Flywheel absorbs energy during those periods of crank rotation when 1. The twisting moment is greater than the resisting moment 2. The twisting moment is equal to the resisting moment 3. The twisting moment is less than resisting moment 4. The load on engine falls
Last Answer : 1. The twisting moment is greater than the resisting moment
Description : Testing the ultimate strength of the weld falls in nondestructive examination. a) True b) False
Description : If the mean stress value for a sinusoidal stress function is zero, then this type of stress falls in which category? a) Fluctuating Stresses b) Alternating Stresses c) Repeated Stresses d) Reversed Stresses
Last Answer : d) Reversed Stresses
Description : Who commanded the British Grand Fleet at the Battle of Jutland: Haig, Jellicoe, Trenchard?
Last Answer : Jellicoe
Description : During a tensile test on a ductile material (A) Nominal stress at fracture is higher than the ultimate stress (B) True stress at fracture is higher than the ultimate stress (C) True stress at fracture is the same as the ultimate stress (D) None of these
Last Answer : (B) True stress at fracture is higher than the ultimate stress
Description : __________ test is the appropriate test to determine whether a material is ductile or brittle. (A) Impact (B) Cupping (C) Hardness (D) Tensile
Last Answer : (A) Impact
Description : Stress Concentration Factor is the ratio of nominal stress obtained by elementary equations for minimum cross- section and highest value of actual stress near discontinuity. a) True b) False
Description : The distribution of the forces along the length of key fitted in a shaft (A) Varies linearly (B) Is uniform throughout (C) Varies exponentially, being more near the torque-input end (D) Varies exponentially, being less near the torque-input end
Last Answer : (C) Varies exponentially, being more near the torque-input end
Description : In S-N diagram, the graph plotted between fatigue strength and number of stress cycles becomes horizontal for which type of materials? a. Ferrous materials b. Non-ferrous materials c. Both a. and b. d. None of the above
Last Answer : a. Ferrous materials
Description : What are the requirements for costumed designed Gerber label?
Last Answer : Oh – do you mean custom designed?
Description : cause of healthy gerber daisy suddenly being floppy & wilting yet still producing flowers?
Last Answer : Need Answer
Description : Gerber daisy leaves turning brown on edges
Description : How can I get my gerber daiseys to bloom
Last Answer : they might not like the tub containment.........try putting just a couple in the ground. try some miraclegrow on them...read the directions some flowers don't like it.
Description : why do my gerber daisies wilt?
Description : Is a Gerber daisy vascular or non vascular?
Last Answer : vascular
Description : The Magic Bullet theory of mass communication was evolved by: a) Ball Rokeach b) Klapper c) George Gerber d) None of these
Last Answer : d) None of these
Description : Why could I see an Amy Goodman interview on my laptop but only hear audio when I hooked my laptop to a digital projector?
Last Answer : Restart? Tell a bit more please: which computer, which port, which beamer, OS?
Description : What is the Irony in young goodman brown?
Last Answer : Need answer
Description : How many kids does John Goodman have?
Last Answer : John Goodman has 1 child
Description : Did John Goodman die?
Last Answer : As of December 1st 2015, John Goodman is still alive.
Description : Does Carolyn Goodman have kids?
Last Answer : Yes, Carolyn Goodman has 4 kids.
Description : What makes Goodman brown a flat character?
Last Answer : In Hawthorne's story, Goodman Brown is a naive and rebellious young man who feels strong enough in his Puritan faith to test it by accompanying a devilish older man with a staff that bore the likeness of a great black snake into the forest primeval where a black mass will take place.
Description : Which of these persons is a choreographer? (A) Louis Armstrong (B) Leonard Bernstein (C) Benjamin Goodman (D) George Balanchine
Last Answer : (D) George Balanchine
Description : _____ is a surface fatigue failure which occurs when the load on the bearing part exceeds the surface endurance strength of the material. (a) Scoring (b) Pitting (c) Corrosion
Last Answer : (b) Pitting
Description : The property of the bearing material to yield and adopt its shape to that of journal is called (A) Embeddability (B) Conformability (C) Viscosity (D) Endurance limit stress
Last Answer : (B) Conformability
Description : The property of the bearing material to allow the dust and abrasive particles to get absorbed on the surface of the lining is called (A) Embeddability (B) Conformability (C) Viscosity (D) Endurance limit stress
Last Answer : (A) Embeddability
Description : Which of the following facts are true for resilience? a) Ability of material to absorb energy when deformed elastically b) Ability to retain deformation under the application of load or after removal ... c) Ability of material to absorb energy when deformed plastically d) None of the mentioned
Last Answer : a) Ability of material to absorb energy when deformed elastically
Description : When two concentric springs are made of same material, having same free length and compressed equally by axial load, then the load shared by each spring is proportional to (A) Spring index of each spring ... spring (C) Mean coil diameter of each spring (D) Square of wire diameter of each spring
Last Answer : (D) Square of wire diameter of each spring