SampleTest1aSoln

SampleTest1aSoln - N-mc{nrinfl_£’L ‘I'able — Gmup Honor Code_I have neither Even:mr rec‘ejtggfuqmqn.anri'zggf aid an this law Signature

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Unformatted text preview: N:-mc{nrinfl:__ . .__£’L_ ___ ___- ‘I'able — Gmup Honor Code: _I have neither Even :mr rec‘ejtggfuqmqn:.anri'zggf aid an this: law: Signature: ME 201 Test #1 February 2, 200? NUTES: II Sign andpravide idenflfiring info an every sheaf. - Use prupm' vermr nomrfan in a}? nasal: Myer? vecmrs are used. a In rungs; fumfw'ug Newton '3: Lawn yuu arEREQUIRED m drama-umphvm um." carrot! FED! and when HIE pmhfem is dynamics. you must also draw compfcre and cane“ EDI. We” use “i939 fa develop your grjvemr'ng aquarium. I 19" you mayau calcuhmr roperform may calculus {hm ml'gh! t'nvafve trig or smfiurfuncrfam. are.“ yaw L'afcuiamr m [Ira radian modefirfl. o In HR cams, rEmEmher m 5&er rem-5'3 wflh magnimdet dimefian. units andpm Jmurr flflSWE‘f in a bar. l . {Qt} pls} Thc mcmhcr 03C and pullcyr at C together have a mass offiflfl kg. with a combined center ofrnnse (ccntcr ofgravity} at U. Thc sizc of the pulleyr is negligible compared to tltc other dimensions. The collar al A can providc support only in thc horizontal djrcction and contacts the mcrnhcr on one side or the other. Calculate thc reaction forces at the collarA and at the frictionless pin connection at 0 when the 3—kN load is applied. 2. {2D pls] The force F is applied to the ZUU—Ih block A which rests amp the 10041:: crate. The system is at rest when P is first applied. The dimensions ofthe block and crate are negligible. Delermine the forces between A and B and at the bottom of the erale B iHu] P = {nil lb, (3)] P = 312] lb, and {r} P = 120 lb. If either body is not in equilibrium in either ufll'te three " ' ' lead crises, catculale the accelerations of the bodies. 3. (2H pts} On its takec-ff'rell. the airplane starts frcrn rest and accelerates aeec-rding to a = an - kvz, where an is the constant acceleraticn resulting from the engine thrust and 4w: is the acceleraticn due tc aerodynamic drag. Il'afl — 2 l'lL'rSBCZ, k = flflflfltld m", and the speed a is "I: ' '0 F= 25“ I‘m-“h in meters per second, determine the '- ' length cl" runway required for the airplane to reach the takccl'f speed cl‘ZSUkmth it‘the drag term is {a} excluded and [h] included. 4. [20' pts] The robot arm is extending and is rotating about pin 0. At a given instant, t? = 3D”, d6de = {31.4 radtsee, :11de: = 43.15 Tammi != 0.5 m, d mu: 0.2 mtsee, and. d2 ."t'dt2 = 0.3 INSECI. Compute the inelottlt},r and acceleration vectors of the gripped part P. If the pant P has amass of2.5 kg, find the force vector acting on P. You mail»r use any coordinate system you wish, but be sum to show your choice. 9:35;" i=5 f“= Lu" éfififle fr-f‘ #0.: 31*“; {=3 e .3. 5. [2t] ptsl The pickup truck, which weighs 5, 315m ll:- with mass center at 6., is hauling t the tEttJ'U—Ib trailer with mass center at (£1. Wl'lilt.‘ going down a lfl—pereenl grade, the driver leeks his brakes and deeelerates at 3 Mecca. There are no hral-ces an the trailer. Using the coordinate system shown, emnpute the x— and y—cmnpaneltts 0f the I‘uree exerted on the trailer at I) hy the truck. Neglect the rolling resistance af'the tires and all relational efl'eets of the wheels. ‘l—Iml‘LQ/r 1cm $09059 gfl’cfls— ...
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This note was uploaded on 04/27/2008 for the course ME 201 taught by Professor Biggers during the Fall '08 term at Clemson.

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SampleTest1aSoln - N-mc{nrinfl_£’L ‘I'able — Gmup Honor Code_I have neither Even:mr rec‘ejtggfuqmqn.anri'zggf aid an this law Signature

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