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Accommodation is a process in the eye where
1. Ciliary muscles attached to the lens
flatten it for distant objects
2. Ciliary muscles attached to the lens thicken for closer objects
3. Ciliary muscles flatten the lens for closer objects
4. Ciliary muscles thicken the lens for distant objects
Select the correct answer from the options given below:
Structures derived from the first pharyngeal arch are
Which of the following causes the paralysis of respiratory and pharyngeal muscles?
Consider the following statements in respect of arched construction made of voussoirs: 1. The superimposed load is transferred to the sidewalls only by the strength of cohesion of the mortar between the voussoirs. 2. The arch may fail under crushing when the compressive stress or thrust in it exceeds the safe crushing strength of the voussoir material. 3. Every element in the arch is subjected to compression only. 4. Failure of the arch due to the sliding of any voussoir past the adjacent one due to transverse shear can be avoided by reducing the height of the voussoirs. Which of the above statements are correct?
The most economical central angle of the arch rings of an arch dam can be adopted only at one place preferably at mid-height in an arch dam is of the type __________________
Three statements are given, followed by two conclusions numbered 1, 2 and 3. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements. Statements: Each tissue is a bone. All ligaments are bones. All bones are muscles. Conclusions: 1. Some muscles are ligaments. 2. All tissues are muscles. 3. No bone is a ligament.
Engines are rated at specified conditions. Then which of the following statements are correct? 1. Power developed increases as local temperature increases. 2. Power developed increases as local temperature decreases 3. Power developed is not dependent on local temperature. 4. Power developed increases as local atmospheric pressure increases. 5. Power developed increases as local atmospheric pressure decreases.
Structures developing from 3rd pharyngeal pouch include
The type of arch generally constructed over a wooden lintel or over a flat arch for the purpose of carrying the load of the wall above is
The figure shown a two-hinged parabolic arch of span L subjected to uniformly distributed load of intensity q per unit length The maximum bending moment in the arch is equal to