68. Ağırlığı ve sürtünmeleri önemsiz makaralarla kuru- lan şekildeki düzenekte W ağırlıklı yükler şekildeki gibi dengededir. F₁ F₂ F W W W W Buna göre, kuvvetlerin büyüklükleri F₁, F₂ ve F3 arasındaki ilişki nedir? 2
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- 5. The number densityN/Vof gas molecules at a certain location in the space above our planetis about 1.00×1011m−3, and the pressure at the same location is 2.75×10−10N/m2. Whatis the temperature there?7. Calculate the mass of nitrogen present in a volume of 3000 cm' if the gas is at 22.0 °C and the absolute pressure of 2.03 ×10* Pa is a partial vacuum easily obtained in laboratories. (a) 6.95 ×10 kg; (b) 6.95 ×10* kg; (c) 6.95 ×1012 kg; (d) 6.95 ×10-16 kg. 8. Materials in which the electrons are bound very tightly to the nuclei and do not move freely are referred to as (a) Insulators; (b) Conductors; (c) Semiconductors .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? acer
- solve this and provide step by step your calculation1. An expensive vacuum system can achieve a pressure as low as 1 x 10-7N/m² at 20 °C. How many atoms are there in a cubic centimeter at this pressure and temperature? The Boltzman's constant k= 1.38 x 10 m²kg/(s²K) -23 Number of atoms:Proxima Centauri, the nearest star to our Sun, has a surface temperature of 2,768.85 °C. What is its total intensity emitted? O 4.3 MW per square meter. O 4.9 MW per square meter. O 5.2 MW per square meter. O 5.7 MW per square meter. O 6.4 MW per square meter.
- Estimate how many molecules of air are in each 2.5-L breath you inhale that were also in the last breath Galileo took. [Hint: Assume the atmosphere is about 10 km high and of constant density.] Express your answer using two significant figures. N=?? (I got 27, but I was also wrong).S pdf-Adobe Reader D 10 /13 O 139% 日困 Tools Activity E. In every problem, there is ALWAYS a solution!!! Directions: Solve for the following problems. One (1) point for illustration or simple sketch, two (2) points for determining the known values, two (2) points for identifying the unknown values, another two (2) points for the equation to be used and three (3) points for showing your solution with boxing your final answer. 1. Juan is standing outside the laboratory, 7 meters from the wall. Pedro, by a window 5 meters above the ground, tosses a ball horizontally. Find the speed that Pedro should give the ball for it to reach Juan. What will be the time of flight of the ball? 2. Alice throws the ball to the horizontal direction with an initial velocity of 10m/s, time elapsed during the motion is 5s. Calculate the heights that object are thrown and the final velocity (Vy) component of the velocity after it hits the ground. the hall and ball does projectile motion with an angle of 53° ENG#5. RUSH
- Topic X PHYS X Topic x 2020 X W Coror X T Gene X Ay Manu X Ay 21. W X (21) V X (21) V X ь MyQ X ta The E X * ch 5 (21) E X i usq45tx.theexpertta.com/Common/TakeTutorialAssignment.aspx NP W. : Apps UTA Bookmarks ClassLink - My Apps Homework 6 Begin Date: 3/23/2020 4:00:00 PM -- Due Date: 4/3/2020 11:59:00 PM End Date: 4/6/2020 11:59:00 PM ta (6%) Problem 4: The thrust produced by a single jet engine creates a force of F = 52000 N. It takes the jet (with a mass of m = 5600 kg) a distance of d= 0.94 km to take off. Assignment Status Click here for detailed view Problem Status Completed Completed Completed 2 D * 50% Part (a) What is the take-off speed of the jet V; in m/s? Grade Summary Deductions Potential 4 Partial v; = 3% 5 97% sin() cos() tan() HOME Submissions Attempts remaining: 2 (3% per attempt) cotan() asin() acos() 4 atan() acotan() sinh() detailed view cosh() tanh() cotanh() 1 3% END 10 O Degrees O Radians VO BACKSPACE 11 DEL CLEAR 12 Submit Hint Feedback I give up! 13 14 Hints:…QUESTION 2 What is the surface temperature of a star that has a radius of 7.00 x 108 m and emits power at a rate of 5.00 x 1026 watts? Assume that the star is an ideal blackbody and that the temperature of the surrounding region of outer space is 0.000 K. (Hint: o = 5.67 x 10-8 watts/m2K4) %D а. 5430 К b. 5,050 K С. 6,150 К d. 5820 K е. 5,200 KE 34 X G com/document/d/1036mlGRQiq5R-ZFfHWYRTZDPKwUj908DM2CuJ0aFTBc/edit AClasses My 10 Year Planww. E Translate DictionarY.com | M. Microsoft Office Ho.. Dashboard W rmat Tools Add-ons Help Last edit was seconds ago BIUA co田ロ == = | E|=▼ m Normal text Arlal 11 b) at the max height, it is at its min, it's at its max when it hits the ground c) no because the direction of V(vector) is always different d) yes at the same height 14. Answer the following questions for projectile motion on level ground assuming negligible air resistance (the initial angle being neither 0° nor 90° ): (a) Is the acceleration ever zero? (b) Is the acceleration ever in the same direction as a component of velocity? (c) Is the acceleration ever opposite in direction to a component of velocity? 15. For a fixed initial speed, the range of a projectile is determined by the angle at which it is fired. For all but the maximum, there are two angles that give the same range. Considering factors that might affect the…