Decreasing the cross-section area of bar

Increasing the cross-section area of bar

Remain unaffected with cross-section area

Would depend upon other factors

**Rankine's theory is used for****Cast iron pipes are mainly used****When the speed of belt increases,****The notch angle of the Izod impact test specimen is****The allowable static stress for steel gears is approximately __________ of the ultimate tensile stress.****In the levers of third type, the mechanical advantage is __________ one.****In designing a flange coupling, the pitch circle diameter of bolts is taken as (where d = Diameter of…****A V-belt designated as B 4430 LP has****When bevel gears connect two shafts whose axes intersect at an angle greater than a right angle and…****Fibrous fracture occurs in****A single strap butt joint is always in __________ shear.****For steel, the ultimate strength in shear as compared to ultimate strength in tension is****The effective stress in wire ropes during normal working is equal to the stress due to****A chain drive transmits __________ power as compared to belt drive.****The function of a washer is to****Tearing resistance required to tear off the plate per pitch length is (where p = Pitch of rivets, d…****In static loading, stress concentration is more serious in****According to Indian standards, total numbers of fundamental deviations are****A sliding bearing in which although lubricant is present, the working surfaces __________ contact each…****A tapered key which fits in a key-way in the hub and is flat on the shaft, is known as****Which of the following statement is correct?****For applications involving high stresses in one direction only the following type of thread would be…****The deflection of a cantilever beam under load W is 8. If its width is halved, then the deflection under…****The cam follower extensively used in aircraft engines is****The notch sensitivity q is expressed in terms of fatigue stress concentration factor Kf and theoretical…****The material used for brake lining should have __________ coefficient of friction.****For a shoe brake, the equivalent coefficient of friction is equal to (where μ = Actual coefficient…****In a flange coupling, the bolts are subjected to****The endurance limit in shear of carbon steel can be obtained by multiplying the endurance limit in flexure…****The size of a gear is usually specified by**