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question a bar of aisi 1020 structural steel 30 mm in diameter is under successive tensile loads of 198 210 and 270 kn
question in an experiment in the testing laboratory a specimen 20 mm in diameter and 250 mm long reached the elastic
question an aisi 1020 steel rod 32 ft long is used as a hanger for a theater balcony this rod has to support 52 000 lb
question a body having a mass of 46 kg rests on an inclined plane a horizontal force of 135 n is just sufficient to
question a ladder 3 in long and having a mass of 18 kg is placed with the lower end resting on a rough floor and the
question the mean radius of the screw of a square-threaded jackscrew is 25 mm the pitch of the threads is 75 mm if the
question a steel rod 30 mm in diameter and 18 m long is suspended vertically calculate the average stress in the rod
question a platform 16 by 24 ft is to support a uniformly distributed load of 480 psf of surface how many square timber
question a body weighing 100 lb rests on a plane making an angle of 10deg with the horizontal a horizontal force of 30
question a safety valve shown in fig prob is 3 in in diameter and is just on the point of blowing off steam the lever
question figure represents a brake cylinder the lever is bent at an angle of 120deg what force is produced in the brake
question find the position of the resultant load for a truck with a wheel base of 140 in if the distribution of the
question a beam supported at the ends is 6 m long and weighs 700 nm it carries a concentrated load of 8 kn 27 m from
question what are the end reactions for simply supported floor beams 16 ft long and spaced 4 ft from center to center
question forces of 10 lb each are applied on opposite sides of a steering wheel 18 in in diameter to form a couple what
question resolve a force of 60 lb into two components one of which is 38 lb and makes an angle of 45deg with the given
question three forces of 40 50 and 75 n respectively make angles of 10deg 30deg and 120deg with the x axis what are the
question a body is supported by two cords each of which makes an angle of 50deg with the vertical the tension in each
a lump of cheese with mass m114 kg is attached to a spring with constant 1860 nm and equilibrium length of 118 m the
manufacturers of headache remedies routinely claim that their own brands are more potent pain relievers than the
what will be the equilibrium temperature when a 258 g block of copper at 271 c is placed in a 142 g aluminum
a cupcake with m4377 g is attached to a spring with spring constant k467 nm and rests on a flat frictionless table if
can you help me about assigment physicsa solenoidal coil with 29 turns of wire is wound tightly around another coil
a guitar string has a length of 0540m with a tension such that the wave speed on this string is 126ms1 what is the
a certain key on a piano produces a sound wave that has a frequency of 4186 hz using the speed of sound 343 ms find the