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  • Physics Experiment Force required to break different
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    Strength of wood Compressive strength = applying force to wood parallel to grain until it breaks Bending strength= applying force to wood perpendicular to grain until it breaks Procedure The compressive strength of Maple is 6 540lbs and its bending is 13 400lbs density is 54...

  • How Much Force Does It Take To Break A Bone Latest
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    If you re looking for the specifics to snap a piece of your skeleton it takes about 4 000 newtons of force to break the typical human femur But don t run out and start applying pressure to femurs and then get upset at us when things don t crack correctly A lot depends on the bone itself its position in the body and the angle of attack...

  • Force Calculator F = ma
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    What is the force required to accelerate an object with a mass of 20 kg from stationary to 3 m/s 2 F = m a F = 20 kg 3 m/s 2 F = 60 N Newtons are a derived unit equal to 1 kg-m/s² In other words a single Newton is equal to the force needed to accelerate one kilogram one...

  • Force to bend steel bar EngineeringClicks Forum
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    Aug 17 2016 0183 32 Moment of inertia is pi r 4/4 or 1025E-10 m 4 stress = My/I so M = stress I/y or 300 000 000 00000000001025/0045 = 68 N-m Since the distance from the bend is 100mm the force is 683N That s to just barely bend it so it stays bent in reality you ll need more force to...

  • science based
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    How much force would be required in the inner core to blow open a planet And by blow open I mean create a deep chasm down to the magma but not necessarily blowing the planet apart In other words how can I fracture a planet with energy coming from the core I am aware that such a chasm would probably become a volcano...

  • Roll Crushers
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    Jan 01 2016 0183 32 It was required to further crush it down to 05 cm in a roll crusher with smooth rolls The friction coefficient between steel and particles was 025 if the rolls were set at 63 mm and both revolved to crush estimate the diameter of the rolls...

  • Force Guidelines Sustainable Ergonomics Systems
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    The Sustained Force needed to keep the object in motion Maximum Acceptable Force lbs These limits are based on two assumptions 1 the criterion is ninety percent of the population able to perform at this level without excessive strain and 2 the data assume the load is handled at about waist height...

  • How to Calculate Force of Impact Sciencing
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    Dec 06 2020 0183 32 The force of impact from the rock will be F=\frac 1 98 2 002 =980\text N Impact From a Horizontally Moving Object Now suppose you want to know the impact force of a 2 200-kilogram car traveling at 20 meters per second that crashes into a wall during a safety test The stop distance in this example is the crumple zone of the car or...

  • The Force it Takes to Break Rock
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    The Force it Takes to Break Rock - mechanical weathering force ice wedging salt wedging Of course there needs to be something using force to break up rocks There are many different things that can help do this job Sometimes things that might seem really weak actually have enough force to break apart rocks...

  • Request How much force would be required to shatter
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    Apr 26 2013 0183 32 To break limestone we use a powder factor of around 07 lb/cy So 07 lbs of explosives for your 1 cubic yard Blastex is a dyno nobel product I have used to break lime stone with The energy density is given as cal/g of 740 using google convertion this is around 1404394 jouls/lb since we are using 07lb the joules to break the rock is 9830762 joul...

  • Limestone and Crushed Rock
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    Crushed Rock Crushed rock is one of the most accessible natural resources and a major basic raw material It is used in construction agriculture and other industries using complex chemical and metallurgical process Despite the low value of its basic products the crushed rock industry is a major contributor to and an indicator of the...

  • How to Pack Down Rock Before Pouring Concrete Home
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    Dec 09 2018 0183 32 How to Pack Down Rock Before Pouring Concrete Whether you pour concrete for a walkway or patio a strong gravel base is required to prevent the concrete...

  • Impact Force Calculator
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    Using the impact force calculator This versatile impact force calculator is useful for estimating the impact forces involved in collisions of different kinds For example it can be used to calculate the impact force of a vehicle car truck train plane football of birds hitting a plane or wind mill as well as for falling bodies that crash into the ground...

  • How much force is needed to break a cubic meter of stone
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    Tension pressure of rock varies from 18 Megapascals for limestone to 66 Megapascals for highly compressed sandstone You can break it by using the old and well known method of wood wedges inserted into cracks in the rock once you wet the wedges...

  • Impact Force
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    The impact force can be calculated as F max = 1/2 2000 kg 167 m/s 2 / 05 m = 558 kN Note that the gravitation force weight acting on the car is only F w = m g = 2000 kg 981 m/s 2 = 196 kN The impact creates a force 28 times gravity A person sitting inside the car with seat belts on will de-accelerate with a force 28 times...

  • Calculating the Force Needed to Move an Object Up a Slope
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    In physics when frictional forces are acting on a sloped surface such as a ramp the angle of the ramp tilts the normal force at an angle When you work out the frictional forces you need to take this fact into account Normal force N is the force that pushes up against an object perpendicular...

  • Should I set fence posts in dirt gravel crushed rock or
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    I have always used treated posts and crushed gravel to secure fence posts I dig a little deeper and add maybe 6 of gravel to assist with drainage around the bottom of the post The post is then set with the aid of a rock bar If the gravel is properly compressed the post should never waver...

  • STRENGTH PROPERTIES OF ROCKS AND ROCK MASSES 1
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    A rock mass can also fail in tension compression or shear However Requirements for specimen preparation and tes ting are discussed in ASTM D-2938-86 and in avoid crushing that could throw doubts as to the mechanism of failure in the test sample Strips...

  • How much pressure does it take to crush a concrete
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    Apr 11 2013 0183 32 NBA says all teams will be required to play anthem a whopping 16 million pounds of force One of these was crushing concrete cylinders with a...

  • How much force would you need to break a diamond
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    A diamond will shatter if you hit it with an ordinary hammer I haven t tried it myself since I don t want to buy a cheap diamond just to experiment It s also pure carbon so you can toss it into a campfire and burn it Force may not be the righ...

  • how much force does it take to crush a rubber ball
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    Mar 02 2011 0183 32 how much force does it take to crush a rubber ball How much Weight would you have to apply to little rubber bouncy ball that s worth 25 cents in a Wal-Mart toy dispenser Cause no matter how much Weight I throw on top of it It rolls right off...

  • How to Build a Rock Crusher Home Guides SF Gate
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    Rock crushers come in many shapes and sizes from the strictly hand-held to the complex industrial sizes which can crush tons of rock and ore in one day Making your own rock crusher invariably...

  • Ask an Expert how much weight is needed to break concrete
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    The weight required will depend on a variety of factors including the dimensions of the concrete bricks and the experimental setup To minimize the required weight make thin bricks too late for that I realize support them by the extreme outer edges during the experiment and support the load in the center of the brick on as narrow a brace...

  • Design Fabrication and Testing of a Double Roll Crusher
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    rocks needs to explore the processing of these solid minerals to reduce dependence on petroleum The The force of cohesion is decided by property and structure of the 219 Crushing Power The required crushing power is a function of Bond...

  • Part 7 COMPACTION METHODS
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    Rock fill Vibratory Pneumatic - Plastic soils CH MH A-7 A-5 Sheepsfoot or pad foot Pneumatic Thin lifts usually needed Low-plasticity soils CL ML A-6 A-4 Sheepsfoot or pad foot Pneumatic vibratory Moisture control often critical for silty soils Plastic sands and gravels GC SC A-2-6 A-2-7 Vibratory pneumatic Pad foot -...

  • Force Gauges
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    Force Gauges Force Measuring Devices We have the right Force Gauges for The Aviation and Automotive industries as well as for Research Development and Product Development laboratories around the world are known to rely on our Gauges for handheld weighing quality assurance ergonomic evaluation medical force testing peak force testing safety compliance force measurements building...

  • Soil Compaction Handbook
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    The only way to change the effective compaction force is by adding or subtracting the weight of the machine Static compaction is confined to upper soil layers and is limited to any appreciable depth Kneading and pressure are two examples of static compaction Vibratory force uses a mechanism usually engine-driven to...

  • How to Break Smaller Rocks Safely 9 Steps with Pictures
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    Mar 03 2020 0183 32 If using a bag put your rocks into the bag Be sure not to overcrowd the bag If using the other methods the same appli Be sure that if you put multiple rocks into the bag that you want the rocks to be all the same hardness In other words don t mix up the type of rocks...

  • What is Compression Force Tekscan
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    Compression force or compressive force occurs when a physical force presses inward on an object causing it to become compacted In this process the relative positions of atoms and molecules of the object change This change can be temporary or permanent depending on the type of material receiving the compressive force There can also be different results depending on the...

  • How Much Pressure Does It Take to Break a Neck
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    Mar 26 2020 0183 32 When hanging someone a typical drop of 5 to 9 feet is enough to generate the force required to break the neck when the person hits the end of the rope A foot-pound of torque is 1 pound of force applied at a distance of 1 foot Therefore applying 200 pounds of force on a 1-foot-long wrench generates 200 foot-pounds of torque...

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