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- What is wrong with the following expressions? How can you correct them? (a) C=AB , (b) C=AB , (c) C=AB , (d) C=AB , (e) C+2A=B , (f) C=AB , (g) AB=AB , (h) C=2AB , (i) C=A/B , and (j) C=A/B .B) 70 C) 140 160 tish smms bela the surtace at the nater at p Whane shald to catuh it a tishorman thiw a spear in ader A) ward where he sathefishe BAlbne whore hesees the tish Belau whore he sees the fish Water (na133) Actual PashoWhen you are swimming at the bottom of a pool, the water above and around you exerts force on your eardrum. Calculate the force (in N) exerted on your eardrum when you are at the bottom of a pool that is 5.0 m deep. Assume that the area of your eardrum is 1 cm^2 and the density of water is 1000 kg/m^3 (10,000 cm^2 = 1m^2) (Ans: 5N) To solve this, which of the following equation/s should you use (check as many that best applies) O Q = mL O F1_ F2 A1 A2 O F=ma O A1V1= A2V2 O fEdA = denc €0 Ο ΔL αLo Δ . O du = dQ - dW or AU= Q- W O PV = nRT Pz +pgh2 + pv=P1+pgh1+ F Op= O as-S O P= pgh O e=! Tc 1- Tn Ow-ov V2 W = O Fp = P fluidgV submerged Op =m/V F = 4πεο O Tk = T+273.15K
- 18) Please need the correct to this problem with full explanation and methods how you get the answer, please.ZEE O PA:07 * ZAIN IQ I. 2_5368373360... اسئلة امتحان الفيزياء قسم هندسة الإنتاج والمعادن فرع هندسة التعدين واستخلاص المعادن المرحلة الأولى Q1/A 0.3 Kg ball has a speed of 15 m/s calculate : a) the kinetic energy, b) if its speed is doubled what is the kinetic energy? Q2/ How much heat does 50g of aluminum give off as it cools from 100c to 10c? for aluminum c=88 J/Kg.c". Q3/How much work is done against gravity in lifting a 10 Kg object through a vertical distance of 50 cm? Q4/ How much heat is required to raise the temperature of 30 Kg air in the room from 5c'to 20c'when a heater is used to heat this room,under this conditions the specific heat capacity of air=1000 J/Kg.Kcan you pls answer it step by step? the answer should be Q=-6150 J but idk how. thank you
- S Can 6 PAR к Торс K Unit K In x K Moti = Cop K Unit S Spee S Topo S Math Micr eb.kamihq.com/web/viewer.html?source-filepicker&document_identifier=137VZR5BZOVSAIMOA55WU555_CvJ9NacO + 100 P e Interpreting Graphs Answer the questions following the graphs on each side Dietance va. Time 2 7 10 11 12 13 14 Time in soconds 1. From 1 second to 2 seconds, how fast is the object traveling. (Take the difference in distance and divide it by the time in between the 2 distances) 2. Is the object going as fast between 9 and 12 seconds as it is between 1 and 4 seconds? How can you tell? 3. What is the motion of the object between 4 and 6 seconds? acer1%A9 li. t LTET 4G+ Vol) O A X O U 9:-7 Second H.W.pdf 1. Draw and label the vector with these components. Then determine the magnitude and angle of the vector. a- Az = 3 ,A, = -2 b- B, = -2 ,B, = 2 2. What is the speed of horse in meter per second that runs a distance of 1.2 miles in 2.4 minutes? 3. A car moving along X- axis according on the function: X (t) = 2 t2 + 5t +7 on [1,2] Find: a- The average velocity. b- The acceleration at 3s. 4. Julie is walking around a track at a 2m/s for some exercise. She then decides to start jogging so she accelerates at a rate of 0.5m/s? for 3 seconds. How far did Julie travel from the time she started to accelerate to the end of the 3 seconds? 5. Ralph uses a 2000 to do this. force to push his car along a road for 1000 m. It takes him500 s a- Calculate the amount of work that Ralph did on the car. b- Calculate the amount of power that he generated. II1. Convert 1.35 x 10° km² to Liters Answ: 1.35 x10" liters 2. Convert 30 ug / f° to kg/m³ NB: (Ift = 12 inches, 1 inch = 2.54 cm) Answ: 1.06 x 10* kg/m² 3. An average human has a life expectancy of about 2 x 10° seconds (70 years). If a human's heart rate is 80 beats / min, determine the total number of beats a human would make in such a life time? Answ: 3 G beats 4. A typical atom has a diameter of 1.0 Å, approximately how many of this atoms would fit on a 1.0 cm line. ( 1 Å = 10" m ) Answ: 0.01μ αtom 5. A certain liquid has a density of 0.789 g / cm³. What volume in cubic mm should be poured into a graduated cylinder to give a mass of 19.8 g? Answ: 2.51 x 10 mm² 6. A fish tank has dimensions of 20 inch x 20 inch x 10 inch. What's the maximum volume of water, in millilitres, it can hold? Answ: 6.555 x10ʻ m L 7. Calculate these numbers and express your answer in the correct decimal or significant numbers. 0.0065 x 3.21 + 0.0911 Answ: No hint,.. duh O 8. A space object orbits the earth…
- 1039.83 is wronggI need help with this Hw Problem. Im having trouble understanding the concept.E Edulastic -→ C企 A app.edulastic.com/student/assessment/612d40e134150600096ede01/class/60ecbbe284e66e8d62a95cff/uta/61310195c7a5190009489400/itemld/612d40e1341 Question 2/13 > NEXT A BOOKMARK Select the following answer choice which correctly explains the motion of the object in the time vs position Graph 1. Time (s) the object traveled at 2 m/s for 1 second, stopped for 2 seconds, and then traveled at .5 m/s for 4 seconds in a positive direction. B The object traveled at .5 m/s for 1 second in a positive direction and then traveled at 2 m/s for 4 seconds at a negative velocity The object traveled at 2 m/s for 1 second in a positive direction and then traveled at .5 m/s for 4 seconds in a negative direction D The object traveled at 2 m/s for 1 second in a positive direction and then traveled at .5 m/s for 4 seconds in a positive direction P Type here to search
