A projectile is fired at an angle 9 to the vertical. Its horizontal range will be maximum when 9 is__________________?

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For steel, the ultimate strength in shear as compared to in tension is nearly _________________?

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The maximum strain energy that can be stored in a body is known as________________?

A. impact energy B. resilience C. proof resilience D. modulus of resilience E. toughness...

Which of the following is the example of lever of first order__________________?

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The deformation of a bar under its own weight compared to the deformation of same body subjected to a direct load equal to weight of the body is_______________?

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